diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2350b345fa..c2312205c7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,5 @@
+# 1.15.0-beta.x
+
 # 1.14.1 May 14, 2020
 
 - **Important** `DispatchInfo` changed `paysFee` to an enum, if using an older version use, `DispatchInfo: 'DispatchInfoTo244'`
diff --git a/package.json b/package.json
index 7841be8647..6f740b28ac 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "packages/*"
   ],
   "resolutions": {
-    "typescript": "^3.8.3"
+    "babel-core": "^7.0.0-bridge.0"
   },
   "scripts": {
     "build": "yarn build:interfaces && polkadot-dev-build-ts && (cd packages/typegen && copyfiles scripts/* build)",
@@ -27,11 +27,11 @@
     "@babel/core": "^7.9.6",
     "@babel/register": "^7.9.0",
     "@babel/runtime": "^7.9.6",
-    "@polkadot/dev": "^0.52.19",
-    "@polkadot/ts": "^0.3.21",
+    "@polkadot/dev": "^0.53.5",
+    "@polkadot/ts": "^0.3.22",
     "@polkadot/typegen": "workspace:packages/typegen",
-    "@types/jest": "^25.2.1",
-    "@vuepress/plugin-search": "^1.4.1",
+    "@types/jest": "^25.2.2",
+    "@vuepress/plugin-search": "^1.5.0",
     "copyfiles": "^2.2.0"
   }
 }
diff --git a/packages/api-derive/src/accounts/indexToId.ts b/packages/api-derive/src/accounts/indexToId.ts
index 912f9bf7fa..c824cb5e5e 100644
--- a/packages/api-derive/src/accounts/indexToId.ts
+++ b/packages/api-derive/src/accounts/indexToId.ts
@@ -10,6 +10,7 @@ import { map, startWith } from 'rxjs/operators';
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { ENUMSET_SIZE } from '@polkadot/types/generic/AccountIndex';
 import { Option, Vec } from '@polkadot/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -51,7 +52,7 @@ function query (api: ApiInterfaceRx, accountIndex: AccountIndex | string): Obser
 export function indexToId (api: ApiInterfaceRx): (accountIndex: AccountIndex | string) => Observable<AccountId | undefined> {
   return memo((accountIndex: AccountIndex | string): Observable<AccountId | undefined> =>
     api.query.indices
-      ? api.query.indices.accounts
+      ? isFunction(api.query.indices.accounts)
         ? query(api, accountIndex)
         : queryEnumSet(api, accountIndex)
       : of(undefined)
diff --git a/packages/api-derive/src/accounts/indexes.ts b/packages/api-derive/src/accounts/indexes.ts
index 3afd97a5c4..b4b3c578f0 100644
--- a/packages/api-derive/src/accounts/indexes.ts
+++ b/packages/api-derive/src/accounts/indexes.ts
@@ -10,6 +10,7 @@ import { Observable, of } from 'rxjs';
 import { map, startWith, switchMap } from 'rxjs/operators';
 import { ENUMSET_SIZE } from '@polkadot/types/generic/AccountIndex';
 import { Vec } from '@polkadot/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -72,7 +73,7 @@ function queryAccounts (api: ApiInterfaceRx): Observable<AccountIndexes> {
 export function indexes (api: ApiInterfaceRx): () => Observable<AccountIndexes> {
   return memo((): Observable<AccountIndexes> =>
     (api.query.indices
-      ? api.query.indices.accounts
+      ? isFunction(api.query.indices.accounts)
         ? queryAccounts(api)
         : queryEnumSet(api)
       : of({} as AccountIndexes)
diff --git a/packages/api-derive/src/balances/account.ts b/packages/api-derive/src/balances/account.ts
index 79897f0553..62a07069ca 100644
--- a/packages/api-derive/src/balances/account.ts
+++ b/packages/api-derive/src/balances/account.ts
@@ -9,6 +9,7 @@ import { DeriveBalancesAccount } from '../types';
 import { Observable, combineLatest, of } from 'rxjs';
 import { map, switchMap } from 'rxjs/operators';
 import { ApiInterfaceRx } from '@polkadot/api/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -86,9 +87,9 @@ export function account (api: ApiInterfaceRx): (address: AccountIndex | AccountI
         (accountId
           ? combineLatest([
             of(accountId),
-            api.query.system.account
+            isFunction(api.query.system.account)
               ? queryCurrent(api, accountId)
-              : api.query.balances.account
+              : isFunction(api.query.balances.account)
                 ? queryBalancesAccount(api, accountId)
                 : queryBalancesFree(api, accountId)
           ])
diff --git a/packages/api-derive/src/balances/all.ts b/packages/api-derive/src/balances/all.ts
index 0a2d812e14..a0b11a6d11 100644
--- a/packages/api-derive/src/balances/all.ts
+++ b/packages/api-derive/src/balances/all.ts
@@ -10,7 +10,7 @@ import { Observable, combineLatest, of } from 'rxjs';
 import { map, switchMap } from 'rxjs/operators';
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { Option, Vec } from '@polkadot/types';
-import { bnMax } from '@polkadot/util';
+import { bnMax, isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -135,7 +135,7 @@ export function all (api: ApiInterfaceRx): (address: AccountIndex | AccountId |
           ? combineLatest([
             of(account),
             api.derive.chain.bestNumber(),
-            api.query.balances.account
+            isFunction(api.query.balances.account)
               ? queryCurrent(api, account.accountId)
               : queryOld(api, account.accountId)
           ])
diff --git a/packages/api-derive/src/balances/fees.ts b/packages/api-derive/src/balances/fees.ts
index 062414ba2e..412ae4de3a 100644
--- a/packages/api-derive/src/balances/fees.ts
+++ b/packages/api-derive/src/balances/fees.ts
@@ -28,12 +28,12 @@ export function fees (api: ApiInterfaceRx): () => Observable<DeriveFees> {
   return memo((): Observable<DeriveFees> =>
     of([
       // deprecated - remove
-      (api.consts.balances?.creationFee as Balance) || api.registry.createType('Balance'),
-      (api.consts.balances?.transferFee as Balance) || api.registry.createType('Balance'),
+      (api.consts.balances?.creationFee as unknown as Balance) || api.registry.createType('Balance'),
+      (api.consts.balances?.transferFee as unknown as Balance) || api.registry.createType('Balance'),
 
       // current
       (api.consts.balances?.existentialDeposit as Balance) || api.registry.createType('Balance'),
-      (api.consts.transactionPayment?.transactionBaseFee as Balance) || api.registry.createType('Balance'),
+      (api.consts.transactionPayment?.transactionBaseFee as unknown as Balance) || api.registry.createType('Balance'),
       (api.consts.transactionPayment?.transactionByteFee as Balance) || api.registry.createType('Balance')
     ]).pipe(
       map(([creationFee, transferFee, existentialDeposit, transactionBaseFee, transactionByteFee]): DeriveFees => ({
diff --git a/packages/api-derive/src/collective/proposals.ts b/packages/api-derive/src/collective/proposals.ts
index 7e2a9acdd0..e67747d22f 100644
--- a/packages/api-derive/src/collective/proposals.ts
+++ b/packages/api-derive/src/collective/proposals.ts
@@ -9,6 +9,7 @@ import { DeriveCollectiveProposal } from '../types';
 import { Observable, combineLatest, of } from 'rxjs';
 import { map, switchMap } from 'rxjs/operators';
 import { Option } from '@polkadot/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -30,7 +31,7 @@ function parse ([hashes, proposals, votes]: Result): DeriveCollectiveProposal[]
 
 export function proposals (api: ApiInterfaceRx, section: 'council' | 'technicalCommittee'): () => Observable<DeriveCollectiveProposal[]> {
   return memo((): Observable<DeriveCollectiveProposal[]> =>
-    api.query[section]?.proposals
+    isFunction(api.query[section]?.proposals)
       ? api.query[section].proposals().pipe(
         switchMap((hashes: Hash[]): Observable<Result> =>
           hashes.length
diff --git a/packages/api-derive/src/democracy/dispatchQueue.ts b/packages/api-derive/src/democracy/dispatchQueue.ts
index 10c6099a6a..7ddce13d26 100644
--- a/packages/api-derive/src/democracy/dispatchQueue.ts
+++ b/packages/api-derive/src/democracy/dispatchQueue.ts
@@ -10,7 +10,7 @@ import { Observable, combineLatest, of } from 'rxjs';
 import { map, switchMap } from 'rxjs/operators';
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { Option, Vec, u64 } from '@polkadot/types';
-import { stringToHex } from '@polkadot/util';
+import { isFunction, stringToHex } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -96,7 +96,7 @@ function queryScheduler (api: ApiInterfaceRx): Observable<DeriveDispatch[]> {
 
 export function dispatchQueue (api: ApiInterfaceRx): () => Observable<DeriveDispatch[]> {
   return memo((): Observable<DeriveDispatch[]> =>
-    api.query.scheduler?.agenda
+    isFunction(api.query.scheduler?.agenda)
       ? queryScheduler(api)
       : api.query.democracy.dispatchQueue
         ? queryQueue(api)
diff --git a/packages/api-derive/src/democracy/referendumsInfo.ts b/packages/api-derive/src/democracy/referendumsInfo.ts
index d089d192c1..60bc6ea2f2 100644
--- a/packages/api-derive/src/democracy/referendumsInfo.ts
+++ b/packages/api-derive/src/democracy/referendumsInfo.ts
@@ -10,6 +10,7 @@ import BN from 'bn.js';
 import { Observable, of, combineLatest } from 'rxjs';
 import { map, switchMap } from 'rxjs/operators';
 import { Option, Vec } from '@polkadot/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 import { calcVotes, getStatus, parseImage } from './util';
@@ -95,7 +96,7 @@ export function _referendumVotes (api: ApiInterfaceRx): (referendum: DeriveRefer
   return memo((referendum: DeriveReferendum): Observable<DeriveReferendumVotes> =>
     combineLatest([
       api.derive.democracy.sqrtElectorate(),
-      api.query.democracy.votingOf
+      isFunction(api.query.democracy.votingOf)
         ? votesCurr(api, referendum.index)
         : votesPrev(api, referendum.index)
     ]).pipe(
diff --git a/packages/api-derive/src/session/indexes.ts b/packages/api-derive/src/session/indexes.ts
index 3a8c3ef204..7a2609239d 100644
--- a/packages/api-derive/src/session/indexes.ts
+++ b/packages/api-derive/src/session/indexes.ts
@@ -9,6 +9,7 @@ import { DeriveSessionIndexes } from '../types';
 import { Observable, of } from 'rxjs';
 import { map } from 'rxjs/operators';
 import { Option, u32 } from '@polkadot/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -79,7 +80,7 @@ export function indexes (api: ApiInterfaceRx): () => Observable<DeriveSessionInd
   return memo((): Observable<DeriveSessionIndexes> =>
     (
       api.query.session && api.query.staking
-        ? api.query.staking.activeEra
+        ? isFunction(api.query.staking.activeEra)
           ? query(api)
           : queryNoActive(api)
         : empty(api)
diff --git a/packages/api-derive/src/session/progress.ts b/packages/api-derive/src/session/progress.ts
index 3016d03904..2218121942 100644
--- a/packages/api-derive/src/session/progress.ts
+++ b/packages/api-derive/src/session/progress.ts
@@ -9,6 +9,7 @@ import { Observable, combineLatest, of } from 'rxjs';
 import { map, switchMap } from 'rxjs/operators';
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { Option, u64 } from '@polkadot/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -77,9 +78,10 @@ function queryBabeNoHistory (api: ApiInterfaceRx): Observable<[DeriveSessionInfo
 export function progress (api: ApiInterfaceRx): () => Observable<DeriveSessionProgress> {
   return memo((): Observable<DeriveSessionProgress> =>
     api.consts.babe
-      ? (api.query.staking.erasStartSessionIndex
-        ? queryBabe(api) // 2.x with Babe
-        : queryBabeNoHistory(api)
+      ? (
+        isFunction(api.query.staking.erasStartSessionIndex)
+          ? queryBabe(api) // 2.x with Babe
+          : queryBabeNoHistory(api)
       ).pipe(
         map(([info, slots]: [DeriveSessionInfo, ResultSlotsFlat]): DeriveSessionProgress =>
           createDerive(api, info, slots)
diff --git a/packages/api-derive/src/staking/query.ts b/packages/api-derive/src/staking/query.ts
index 927f726718..1af780e140 100644
--- a/packages/api-derive/src/staking/query.ts
+++ b/packages/api-derive/src/staking/query.ts
@@ -10,6 +10,7 @@ import { DeriveStakingQuery } from '../types';
 import { Observable, combineLatest, of } from 'rxjs';
 import { map, switchMap } from 'rxjs/operators';
 import { Option, Vec } from '@polkadot/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -87,7 +88,7 @@ export function queryWithQueued (api: ApiInterfaceRx): (accountId: Uint8Array |
     const stashId = api.registry.createType('AccountId', accountId);
 
     return (
-      api.query.staking.erasStakers
+      isFunction(api.query.staking.erasStakers)
         ? retrieveCurr(api, stashId)
         : retrievePrev(api, stashId)
     ).pipe(
diff --git a/packages/api-derive/src/staking/stakerRewards.ts b/packages/api-derive/src/staking/stakerRewards.ts
index 4d45e612f2..f766f9fb03 100644
--- a/packages/api-derive/src/staking/stakerRewards.ts
+++ b/packages/api-derive/src/staking/stakerRewards.ts
@@ -10,6 +10,7 @@ import BN from 'bn.js';
 import { Observable, combineLatest, of } from 'rxjs';
 import { map, switchMap } from 'rxjs/operators';
 import { Option } from '@polkadot/types';
+import { isFunction } from '@polkadot/util';
 
 import { memo } from '../util';
 
@@ -103,12 +104,13 @@ function filterRewards (api: ApiInterfaceRx, rewards: DeriveStakerReward[], stak
   }
 
   const validators = uniqValidators(rewards);
+  const isNewPayouts = isFunction(api.tx.staking.payoutStakers);
 
   return combineLatest([
-    api.query.staking.migrateEra
+    isFunction(api.query.staking.migrateEra)
       ? api.query.staking.migrateEra<Option<EraIndex>>()
-      : of({ unwrapOr: () => api.tx.staking.payoutStakers ? ZERO : MAX_ERAS }),
-    api.tx.staking.payoutStakers
+      : of({ unwrapOr: () => isNewPayouts ? ZERO : MAX_ERAS }),
+    isNewPayouts
       ? api.derive.staking.queryMulti(validators)
       : of([])
   ]).pipe(
diff --git a/packages/api/package.json b/packages/api/package.json
index 43bf95eb13..27fc293914 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -37,7 +37,7 @@
     "@polkadot/util": "^2.10.1",
     "@polkadot/util-crypto": "^2.10.1",
     "bn.js": "^5.1.1",
-    "eventemitter3": "^4.0.1",
+    "eventemitter3": "^4.0.4",
     "rxjs": "^6.5.5"
   },
   "devDependencies": {
diff --git a/packages/rpc-provider/package.json b/packages/rpc-provider/package.json
index 64e0dbd2d5..a07c38a777 100644
--- a/packages/rpc-provider/package.json
+++ b/packages/rpc-provider/package.json
@@ -32,7 +32,7 @@
     "@polkadot/util": "^2.10.1",
     "@polkadot/util-crypto": "^2.10.1",
     "bn.js": "^5.1.1",
-    "eventemitter3": "^4.0.1",
+    "eventemitter3": "^4.0.4",
     "isomorphic-fetch": "^2.2.1",
     "websocket": "^1.0.31"
   },
diff --git a/packages/typegen/package.json b/packages/typegen/package.json
index 73f7ed2da5..bfb24a83a5 100644
--- a/packages/typegen/package.json
+++ b/packages/typegen/package.json
@@ -47,6 +47,6 @@
   },
   "devDependencies": {
     "@types/websocket": "^1.0.0",
-    "@types/yargs": "^15.0.4"
+    "@types/yargs": "^15.0.5"
   }
 }
diff --git a/packages/typegen/src/metadataMd.ts b/packages/typegen/src/metadataMd.ts
index 7ff718d6cb..863f37f65a 100644
--- a/packages/typegen/src/metadataMd.ts
+++ b/packages/typegen/src/metadataMd.ts
@@ -196,8 +196,7 @@ function addStorage (metadata: MetadataLatest): string {
       };
     });
 
-  const options = { encoding: 'utf8', flags: 'r' };
-  const knownSection = JSON.parse(fs.readFileSync('docs/substrate/storage-known-section.json', options));
+  const knownSection = JSON.parse(fs.readFileSync('docs/substrate/storage-known-section.json', 'utf8'));
 
   return renderPage({
     description: DESC_STORAGE,
@@ -283,8 +282,7 @@ function addErrors (metadata: MetadataLatest): string {
 
 /** @internal */
 function writeFile (name: string, ...chunks: any[]): void {
-  const options = { encoding: 'utf8', flags: 'w' };
-  const writeStream = fs.createWriteStream(name, options);
+  const writeStream = fs.createWriteStream(name, { encoding: 'utf8', flags: 'w' });
 
   writeStream.on('finish', (): void => {
     console.log(`Completed writing ${name}`);
diff --git a/yarn.lock b/yarn.lock
index 48b6585cb7..e7c4310825 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1682,13 +1682,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@lerna/add@npm:3.20.0":
-  version: 3.20.0
-  resolution: "@lerna/add@npm:3.20.0"
+"@lerna/add@npm:3.21.0":
+  version: 3.21.0
+  resolution: "@lerna/add@npm:3.21.0"
   dependencies:
     "@evocateur/pacote": ^9.6.3
-    "@lerna/bootstrap": 3.20.0
-    "@lerna/command": 3.18.5
+    "@lerna/bootstrap": 3.21.0
+    "@lerna/command": 3.21.0
     "@lerna/filter-options": 3.20.0
     "@lerna/npm-conf": 3.16.0
     "@lerna/validation-error": 3.13.0
@@ -1696,15 +1696,15 @@ __metadata:
     npm-package-arg: ^6.1.0
     p-map: ^2.1.0
     semver: ^6.2.0
-  checksum: 3/6f0717fe7cd6090e9ba83f29835d91ae93bd721ec8d081c8aa0c2e559573f270fcdab9df271d5851b11dc2063fe325d9df9d78773665c3140302c6fb7c1f5d71
+  checksum: 3/e3f7402ce914d34b335042a5f8ac5effe7f44b1f2a3ea00b64cbecd6a8bef2ab7670674a5aab2b5111e7f051bb077fc39114fedf36e769c504b2751036a15db1
   languageName: node
   linkType: hard
 
-"@lerna/bootstrap@npm:3.20.0":
-  version: 3.20.0
-  resolution: "@lerna/bootstrap@npm:3.20.0"
+"@lerna/bootstrap@npm:3.21.0":
+  version: 3.21.0
+  resolution: "@lerna/bootstrap@npm:3.21.0"
   dependencies:
-    "@lerna/command": 3.18.5
+    "@lerna/command": 3.21.0
     "@lerna/filter-options": 3.20.0
     "@lerna/has-npm-version": 3.16.5
     "@lerna/npm-install": 3.16.5
@@ -1727,19 +1727,19 @@ __metadata:
     p-waterfall: ^1.0.0
     read-package-tree: ^5.1.6
     semver: ^6.2.0
-  checksum: 3/d56e084f557da317673ce48e6a88b2b07c92875b53be6fbaa8b45638613c8aec5437edcf9a29f4351ff4258f6a7af47d4ef3caf70d7ba5d9a8540d58ccc82725
+  checksum: 3/813ef19c05c3eb161148f417b640f0f7f9537f7b17c69fd63e27770d7da25fddce7575aec75c58d21c4b6008ad8175be1a99d6a609e50e5ae4cc211dc9014e0a
   languageName: node
   linkType: hard
 
-"@lerna/changed@npm:3.20.0":
-  version: 3.20.0
-  resolution: "@lerna/changed@npm:3.20.0"
+"@lerna/changed@npm:3.21.0":
+  version: 3.21.0
+  resolution: "@lerna/changed@npm:3.21.0"
   dependencies:
     "@lerna/collect-updates": 3.20.0
-    "@lerna/command": 3.18.5
+    "@lerna/command": 3.21.0
     "@lerna/listable": 3.18.5
     "@lerna/output": 3.13.0
-  checksum: 3/205ed0bdab3c993bc3fe5f9a165083a3e11203f32b6a9a9ca7b67a0fa0b4e15245bb78094e17dc11a3c03de7b933cd25ff9cd7502821ee3f881241ca241d9377
+  checksum: 3/30c9cdf411ef5eae51aff682e5d466216214b896d6c0653e4519512f7322b05c6b4d39bd9421549f1a2dff52b7d911e7bf856968bfde2a4c9d86045634b405d9
   languageName: node
   linkType: hard
 
@@ -1765,11 +1765,11 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@lerna/clean@npm:3.20.0":
-  version: 3.20.0
-  resolution: "@lerna/clean@npm:3.20.0"
+"@lerna/clean@npm:3.21.0":
+  version: 3.21.0
+  resolution: "@lerna/clean@npm:3.21.0"
   dependencies:
-    "@lerna/command": 3.18.5
+    "@lerna/command": 3.21.0
     "@lerna/filter-options": 3.20.0
     "@lerna/prompt": 3.18.5
     "@lerna/pulse-till-done": 3.13.0
@@ -1777,7 +1777,7 @@ __metadata:
     p-map: ^2.1.0
     p-map-series: ^1.0.0
     p-waterfall: ^1.0.0
-  checksum: 3/a53cad74c632d54386c03142daf978b1c5268e76877bbef14cb87188a0e471e8746e2e5abf04b88b8fd5824c657088061628698b4367638c37c1cddc44faeb93
+  checksum: 3/bf3c1a7e7ee8ed276566488b45735ab1dfcffc35341d06af9b93f05fcb2f3f9fe8c4f5b0ae679fdf020b11a34a9b237c5e13ee5dd0124cc663d40d999c7c08bb
   languageName: node
   linkType: hard
 
@@ -1818,13 +1818,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@lerna/command@npm:3.18.5":
-  version: 3.18.5
-  resolution: "@lerna/command@npm:3.18.5"
+"@lerna/command@npm:3.21.0":
+  version: 3.21.0
+  resolution: "@lerna/command@npm:3.21.0"
   dependencies:
     "@lerna/child-process": 3.16.5
     "@lerna/package-graph": 3.18.5
-    "@lerna/project": 3.18.0
+    "@lerna/project": 3.21.0
     "@lerna/validation-error": 3.13.0
     "@lerna/write-log-file": 3.13.0
     clone-deep: ^4.0.1
@@ -1832,7 +1832,7 @@ __metadata:
     execa: ^1.0.0
     is-ci: ^2.0.0
     npmlog: ^4.1.2
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+  checksum: 3/965203dcfe345370278da767a9b0c5f2d3b4f8728cb14071557591988aec25332de22c743ad1a1cd33fdbadf3390caf0931658243026d119890949bd834660ca
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@@ -15624,11 +15617,11 @@ fsevents@^2.1.2:
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     "@babel/register": ^7.9.0
     "@babel/runtime": ^7.9.6
-    "@polkadot/dev": ^0.52.19
-    "@polkadot/ts": ^0.3.21
+    "@polkadot/dev": ^0.53.5
+    "@polkadot/ts": ^0.3.22
     "@polkadot/typegen": "workspace:packages/typegen"
-    "@types/jest": ^25.2.1
-    "@vuepress/plugin-search": ^1.4.1
+    "@types/jest": ^25.2.2
+    "@vuepress/plugin-search": ^1.5.0
     copyfiles: ^2.2.0
   languageName: unknown
   linkType: soft
@@ -16283,12 +16276,12 @@ fsevents@^2.1.2:
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 "spdx-expression-parse@npm:^3.0.0":
-  version: 3.0.0
-  resolution: "spdx-expression-parse@npm:3.0.0"
+  version: 3.0.1
+  resolution: "spdx-expression-parse@npm:3.0.1"
   dependencies:
     spdx-exceptions: ^2.1.0
     spdx-license-ids: ^3.0.0
-  checksum: 3/626acd35ef9579cb1d15d87d08a571587e9d0c2d5e72c77ec2dfa83578703feb3e6a1b3250d4d56ae598649e65e89df8a3ebfb1faf028066ead3fffe4f27d658
+  checksum: 3/f0211cada3fa7cd9db2243143fb0e66e28a46d72d8268f38ad2196aac49408d87892cda6e5600d43d6b05ed2707cb2f4148deb27b092aafabc50a67038f4cbf5
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@@ -17348,9 +17341,9 @@ fsevents@^2.1.2:
   linkType: hard
 
 "tslib@npm:^1.8.1, tslib@npm:^1.9.0":
-  version: 1.11.2
-  resolution: "tslib@npm:1.11.2"
-  checksum: 3/9465e3dd4e348757bef369934c73990193cf069c13d487e566b1ce7802bd7e6ab7d5dc16ac97b31d076d29d8bfc4f358457ce4040ec97b9a1e9b3fa6cf1ded7a
+  version: 1.13.0
+  resolution: "tslib@npm:1.13.0"
+  checksum: 3/5dc3bdaea3b67c76ef4a14c28fcb2171da7bcf292fd9c59a260098729626b1ce766c52b588f08e324ed9a0c52ea8a93a815920f980d75981abc9d850fbf310fb
   languageName: node
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@@ -17547,23 +17540,23 @@ fsevents@^2.1.2:
   languageName: node
   linkType: hard
 
-"typescript@npm:^3.8.3":
-  version: 3.8.3
-  resolution: "typescript@npm:3.8.3"
+"typescript@^3.0.3, typescript@^3.7.5, typescript@^3.8.3, typescript@^3.9.2":
+  version: 3.9.2
+  resolution: "typescript@npm:3.9.2"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
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   languageName: node
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-"typescript@patch:typescript@npm%3A^3.8.3#builtin<compat/typescript>":
-  version: 3.8.3
-  resolution: "typescript@patch:typescript@npm%3A3.8.3#builtin<compat/typescript>::version=3.8.3&hash=8cac75"
+"typescript@patch:typescript@^3.0.3#builtin<compat/typescript>, typescript@patch:typescript@^3.7.5#builtin<compat/typescript>, typescript@patch:typescript@^3.8.3#builtin<compat/typescript>, typescript@patch:typescript@^3.9.2#builtin<compat/typescript>":
+  version: 3.9.2
+  resolution: "typescript@patch:typescript@npm%3A3.9.2#builtin<compat/typescript>::version=3.9.2&hash=8cac75"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 3/a32f5bfbaf77de05a6f7da10baea27c76281d969a73405336e5f53afb465539e2246fa5b83b9d4032046e6484a8f9c331d042dddb00fb74a8499d5a559d58682
+  checksum: 3/51daca430f15c0df7aa820da2ef0a042b081327a1c2426016abbbcb35395f38d9559036a9b9e71320075197444e9b1093726a8086129a4ec367f188ba398212c
   languageName: node
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@@ -17587,13 +17580,13 @@ fsevents@^2.1.2:
   linkType: hard
 
 "uglify-js@npm:^3.1.4":
-  version: 3.9.2
-  resolution: "uglify-js@npm:3.9.2"
+  version: 3.9.3
+  resolution: "uglify-js@npm:3.9.3"
   dependencies:
     commander: ~2.20.3
   bin:
     uglifyjs: bin/uglifyjs
-  checksum: 3/cb5a34033adf39470a20cda9f0b3f0be4487cbde22d071b5dbc565eafe2f55415627751ec01432f90b980f4b3724bcbb82655e66f1ca0f3c0f2978de8fdbff17
+  checksum: 3/7781fdb6377aa2968d68dad2fa51b55922719f8ab8554a89a4956b151d91357199b2ff6cbf2801a84ecdd04f63da2ec435e25527dfda7d346cc4f419e378c9e4
   languageName: node
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