diff --git a/packages/types-known/src/spec/centrifuge-chain.ts b/packages/types-known/src/spec/centrifuge-chain.ts
index b4399e265e..1926a5d5e9 100644
--- a/packages/types-known/src/spec/centrifuge-chain.ts
+++ b/packages/types-known/src/spec/centrifuge-chain.ts
@@ -11,6 +11,7 @@ const versioned: OverrideVersionedType[] = [
     types: {
       Address: 'AccountId',
       LookupSource: 'AccountId',
+      Multiplier: 'Fixed128',
       ReferendumInfo: 'ReferendumInfoTo239',
       StakingLedger: 'StakingLedgerTo240',
       Weight: 'u32'
diff --git a/packages/types-known/src/spec/kusama.ts b/packages/types-known/src/spec/kusama.ts
index 305b7f7333..815cd3b483 100644
--- a/packages/types-known/src/spec/kusama.ts
+++ b/packages/types-known/src/spec/kusama.ts
@@ -15,6 +15,7 @@ const versioned: OverrideVersionedType[] = [
       DispatchInfo: 'DispatchInfoTo244',
       Keys: 'SessionKeys5',
       LookupSource: 'Address',
+      Multiplier: 'Fixed128',
       ReferendumInfo: 'ReferendumInfoTo239',
       SlashingSpans: 'SlashingSpansTo204',
       StakingLedger: 'StakingLedgerTo223',
@@ -30,6 +31,7 @@ const versioned: OverrideVersionedType[] = [
       DispatchInfo: 'DispatchInfoTo244',
       Keys: 'SessionKeys5',
       LookupSource: 'Address',
+      Multiplier: 'Fixed128',
       ReferendumInfo: 'ReferendumInfoTo239',
       SlashingSpans: 'SlashingSpansTo204',
       StakingLedger: 'StakingLedgerTo223',
@@ -46,6 +48,7 @@ const versioned: OverrideVersionedType[] = [
       DispatchInfo: 'DispatchInfoTo244',
       Keys: 'SessionKeys5',
       LookupSource: 'Address',
+      Multiplier: 'Fixed128',
       ReferendumInfo: 'ReferendumInfoTo239',
       StakingLedger: 'StakingLedgerTo223',
       Votes: 'VotesTo230',
@@ -60,6 +63,7 @@ const versioned: OverrideVersionedType[] = [
       DispatchInfo: 'DispatchInfoTo244',
       Keys: 'SessionKeys5',
       LookupSource: 'AccountId',
+      Multiplier: 'Fixed128',
       ReferendumInfo: 'ReferendumInfoTo239',
       StakingLedger: 'StakingLedgerTo240',
       Weight: 'u32'
@@ -72,6 +76,7 @@ const versioned: OverrideVersionedType[] = [
       DispatchInfo: 'DispatchInfoTo244',
       Keys: 'SessionKeys5',
       LookupSource: 'AccountId',
+      Multiplier: 'Fixed128',
       StakingLedger: 'StakingLedgerTo240',
       Weight: 'u32'
     }
diff --git a/packages/types-known/src/spec/polkadot.ts b/packages/types-known/src/spec/polkadot.ts
index 59260ba537..6041f69c9e 100644
--- a/packages/types-known/src/spec/polkadot.ts
+++ b/packages/types-known/src/spec/polkadot.ts
@@ -16,6 +16,7 @@ const versioned: OverrideVersionedType[] = [
       BalanceLock: 'BalanceLockTo212',
       Keys: 'SessionKeys5',
       LookupSource: 'Address',
+      Multiplier: 'Fixed128',
       StakingLedger: 'StakingLedgerTo223',
       Votes: 'VotesTo230',
       Weight: 'u32'
@@ -28,6 +29,7 @@ const versioned: OverrideVersionedType[] = [
       Address: 'AccountId',
       Keys: 'SessionKeys5',
       LookupSource: 'AccountId',
+      Multiplier: 'Fixed128',
       ReferendumInfo: 'ReferendumInfoTo239',
       StakingLedger: 'StakingLedgerTo240',
       Weight: 'u32'
@@ -39,6 +41,7 @@ const versioned: OverrideVersionedType[] = [
       Address: 'AccountId',
       Keys: 'SessionKeys5',
       LookupSource: 'AccountId',
+      Multiplier: 'Fixed128',
       StakingLedger: 'StakingLedgerTo240',
       Weight: 'u32'
     }
@@ -49,6 +52,7 @@ const versioned: OverrideVersionedType[] = [
       Address: 'AccountId',
       Keys: 'SessionKeys5',
       LookupSource: 'AccountId',
+      Multiplier: 'Fixed128',
       Weight: 'u32'
     }
   },
diff --git a/packages/types-known/src/spec/westend.ts b/packages/types-known/src/spec/westend.ts
index 3e47f51a6c..a4c8160ce1 100644
--- a/packages/types-known/src/spec/westend.ts
+++ b/packages/types-known/src/spec/westend.ts
@@ -11,6 +11,7 @@ const versioned: OverrideVersionedType[] = [
       Address: 'AccountId',
       Keys: 'SessionKeys5',
       LookupSource: 'AccountId',
+      Multiplier: 'Fixed128',
       Weight: 'u32'
     }
   },
diff --git a/packages/types/src/interfaces/txpayment/definitions.ts b/packages/types/src/interfaces/txpayment/definitions.ts
index e6030e4cf4..586f3e98ac 100644
--- a/packages/types/src/interfaces/txpayment/definitions.ts
+++ b/packages/types/src/interfaces/txpayment/definitions.ts
@@ -7,6 +7,6 @@ import { Definitions } from '../../types';
 export default {
   rpc: {},
   types: {
-    Multiplier: 'Fixed64'
+    Multiplier: 'Fixed128'
   }
 } as Definitions;