diff --git a/LICENSE b/LICENSE
index e4ee6869c3..3d150a620a 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 ISC License (ISC)
 
-Copyright 2017 Jaco Greeff <jacogr@gmail.com>
+Copyright 2017-2018 Jaco Greeff <jacogr@gmail.com>
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above
diff --git a/packages/api-format/LICENSE b/packages/api-format/LICENSE
index e4ee6869c3..3d150a620a 100644
--- a/packages/api-format/LICENSE
+++ b/packages/api-format/LICENSE
@@ -1,6 +1,6 @@
 ISC License (ISC)
 
-Copyright 2017 Jaco Greeff <jacogr@gmail.com>
+Copyright 2017-2018 Jaco Greeff <jacogr@gmail.com>
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above
diff --git a/packages/api-format/src/echo.js b/packages/api-format/src/echo.js
index dd6caba8bb..ae4f31b093 100644
--- a/packages/api-format/src/echo.js
+++ b/packages/api-format/src/echo.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 module.exports = function echo (value: mixed): mixed {
diff --git a/packages/api-format/src/echo.spec.js b/packages/api-format/src/echo.spec.js
index 719d7269ab..1fafe3cac3 100644
--- a/packages/api-format/src/echo.spec.js
+++ b/packages/api-format/src/echo.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const echo = require('./echo');
 
diff --git a/packages/api-format/src/index.js b/packages/api-format/src/index.js
index 18a3031f69..64f8419fa3 100644
--- a/packages/api-format/src/index.js
+++ b/packages/api-format/src/index.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 const formatInputs = require('./input');
diff --git a/packages/api-format/src/input.js b/packages/api-format/src/input.js
index 815efab263..f07bb8c23d 100644
--- a/packages/api-format/src/input.js
+++ b/packages/api-format/src/input.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { InterfaceInputType } from '@polkadot/api-jsonrpc/types';
diff --git a/packages/api-format/src/input.spec.js b/packages/api-format/src/input.spec.js
index 4a0b42c07b..733914beb9 100644
--- a/packages/api-format/src/input.spec.js
+++ b/packages/api-format/src/input.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const { formatInputs } = require('./index');
 
diff --git a/packages/api-format/src/output.js b/packages/api-format/src/output.js
index 87b8a12b9d..9c62588d73 100644
--- a/packages/api-format/src/output.js
+++ b/packages/api-format/src/output.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { InterfaceOutputType } from '@polkadot/api-jsonrpc/types';
diff --git a/packages/api-format/src/output.spec.js b/packages/api-format/src/output.spec.js
index 3288c7672e..f3ae05ca3e 100644
--- a/packages/api-format/src/output.spec.js
+++ b/packages/api-format/src/output.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const BN = require('bn.js');
 
diff --git a/packages/api-format/src/types.js b/packages/api-format/src/types.js
index 16f39f1c11..99dd36cc6a 100644
--- a/packages/api-format/src/types.js
+++ b/packages/api-format/src/types.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 // flowlint-next-line unclear-type:off
diff --git a/packages/api-format/src/util.js b/packages/api-format/src/util.js
index 94a0bceca6..7d43359843 100644
--- a/packages/api-format/src/util.js
+++ b/packages/api-format/src/util.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { FormatInputType, FormatOutputType } from '@polkadot/api-jsonrpc/types';
diff --git a/packages/api-format/src/util.spec.js b/packages/api-format/src/util.spec.js
index f762a36cf5..913199437f 100644
--- a/packages/api-format/src/util.spec.js
+++ b/packages/api-format/src/util.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const { format, formatArray } = require('./util');
 const echo = require('./echo');
diff --git a/packages/api-jsonrpc/LICENSE b/packages/api-jsonrpc/LICENSE
index e4ee6869c3..3d150a620a 100644
--- a/packages/api-jsonrpc/LICENSE
+++ b/packages/api-jsonrpc/LICENSE
@@ -1,6 +1,6 @@
 ISC License (ISC)
 
-Copyright 2017 Jaco Greeff <jacogr@gmail.com>
+Copyright 2017-2018 Jaco Greeff <jacogr@gmail.com>
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above
diff --git a/packages/api-jsonrpc/src/chain/getHeader.js b/packages/api-jsonrpc/src/chain/getHeader.js
index f61b399c95..f143db9b10 100644
--- a/packages/api-jsonrpc/src/chain/getHeader.js
+++ b/packages/api-jsonrpc/src/chain/getHeader.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { InterfaceMethodDefinition } from '../types';
diff --git a/packages/api-jsonrpc/src/chain/index.js b/packages/api-jsonrpc/src/chain/index.js
index 9bd7f6b187..56b583c755 100644
--- a/packages/api-jsonrpc/src/chain/index.js
+++ b/packages/api-jsonrpc/src/chain/index.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { InterfaceDefinition } from '../types';
diff --git a/packages/api-jsonrpc/src/index.js b/packages/api-jsonrpc/src/index.js
index 49350f0994..16ffed5deb 100644
--- a/packages/api-jsonrpc/src/index.js
+++ b/packages/api-jsonrpc/src/index.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { InterfaceDefinition } from './types';
diff --git a/packages/api-jsonrpc/src/index.spec.js b/packages/api-jsonrpc/src/index.spec.js
index dc997dee36..bffe5f0ba3 100644
--- a/packages/api-jsonrpc/src/index.spec.js
+++ b/packages/api-jsonrpc/src/index.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const interfaces = require('./index');
 
diff --git a/packages/api-jsonrpc/src/state/call.js b/packages/api-jsonrpc/src/state/call.js
index 1b13869d1d..d37493f5fe 100644
--- a/packages/api-jsonrpc/src/state/call.js
+++ b/packages/api-jsonrpc/src/state/call.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { InterfaceMethodDefinition } from '../types';
diff --git a/packages/api-jsonrpc/src/state/getStorage.js b/packages/api-jsonrpc/src/state/getStorage.js
index b0226654a9..abe9b6aa5d 100644
--- a/packages/api-jsonrpc/src/state/getStorage.js
+++ b/packages/api-jsonrpc/src/state/getStorage.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { InterfaceMethodDefinition } from '../types';
diff --git a/packages/api-jsonrpc/src/state/index.js b/packages/api-jsonrpc/src/state/index.js
index 19ddab1f26..7e9bfefa9c 100644
--- a/packages/api-jsonrpc/src/state/index.js
+++ b/packages/api-jsonrpc/src/state/index.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { InterfaceDefinition } from '../types';
diff --git a/packages/api-jsonrpc/src/types.js b/packages/api-jsonrpc/src/types.js
index 82494bbede..7053e9bc27 100644
--- a/packages/api-jsonrpc/src/types.js
+++ b/packages/api-jsonrpc/src/types.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 export type FormatInputType = 'Address' | 'CallData' | 'H256' | 'HeaderHash' | 'String';
diff --git a/packages/api-provider/LICENSE b/packages/api-provider/LICENSE
index e4ee6869c3..3d150a620a 100644
--- a/packages/api-provider/LICENSE
+++ b/packages/api-provider/LICENSE
@@ -1,6 +1,6 @@
 ISC License (ISC)
 
-Copyright 2017 Jaco Greeff <jacogr@gmail.com>
+Copyright 2017-2018 Jaco Greeff <jacogr@gmail.com>
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above
diff --git a/packages/api-provider/src/http/index.js b/packages/api-provider/src/http/index.js
index d1e5ea40a2..9afaac71a3 100644
--- a/packages/api-provider/src/http/index.js
+++ b/packages/api-provider/src/http/index.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { ProviderInterface } from '../types';
diff --git a/packages/api-provider/src/http/index.spec.js b/packages/api-provider/src/http/index.spec.js
index 65ce22d404..53f392b73d 100644
--- a/packages/api-provider/src/http/index.spec.js
+++ b/packages/api-provider/src/http/index.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const { mockHttp, TEST_HTTP_URL } = require('../../test/mockHttp');
 
diff --git a/packages/api-provider/src/http/polyfill.js b/packages/api-provider/src/http/polyfill.js
index 63e67c470b..7aad39cd58 100644
--- a/packages/api-provider/src/http/polyfill.js
+++ b/packages/api-provider/src/http/polyfill.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 if (typeof fetch === 'undefined') {
diff --git a/packages/api-provider/src/http/polyfill.spec.js b/packages/api-provider/src/http/polyfill.spec.js
index be6f3f3dca..658cb412cb 100644
--- a/packages/api-provider/src/http/polyfill.spec.js
+++ b/packages/api-provider/src/http/polyfill.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 describe('http/polyfill', () => {
   let origFetch;
diff --git a/packages/api-provider/src/index.js b/packages/api-provider/src/index.js
index 01ec2f4c5c..1becb6d0ed 100644
--- a/packages/api-provider/src/index.js
+++ b/packages/api-provider/src/index.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 const Http = require('./http');
diff --git a/packages/api-provider/src/jsonRpcCoder.js b/packages/api-provider/src/jsonRpcCoder.js
index 08e6c6fc72..6bea3390ad 100644
--- a/packages/api-provider/src/jsonRpcCoder.js
+++ b/packages/api-provider/src/jsonRpcCoder.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { JsonRpcRequest, JsonRpcResponse } from './types';
diff --git a/packages/api-provider/src/jsonRpcCoder.spec.js b/packages/api-provider/src/jsonRpcCoder.spec.js
index 9e917e7d88..cc243892b9 100644
--- a/packages/api-provider/src/jsonRpcCoder.spec.js
+++ b/packages/api-provider/src/jsonRpcCoder.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const JsonRpcCoder = require('./jsonRpcCoder');
 
diff --git a/packages/api-provider/src/types.js b/packages/api-provider/src/types.js
index a493b9a533..03c19fdf62 100644
--- a/packages/api-provider/src/types.js
+++ b/packages/api-provider/src/types.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 export type JsonRpcObject = {
diff --git a/packages/api-provider/src/ws/index.js b/packages/api-provider/src/ws/index.js
index 1765f5b78a..737fd715f4 100644
--- a/packages/api-provider/src/ws/index.js
+++ b/packages/api-provider/src/ws/index.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { JsonRpcResponse, ProviderInterface } from '../types';
diff --git a/packages/api-provider/src/ws/index.spec.js b/packages/api-provider/src/ws/index.spec.js
index 381fa8551b..c5d685bec9 100644
--- a/packages/api-provider/src/ws/index.spec.js
+++ b/packages/api-provider/src/ws/index.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const { mockWs, TEST_WS_URL } = require('../../test/mockWs');
 
diff --git a/packages/api-provider/src/ws/polyfill.js b/packages/api-provider/src/ws/polyfill.js
index 5b9aa146f4..9441a6815f 100644
--- a/packages/api-provider/src/ws/polyfill.js
+++ b/packages/api-provider/src/ws/polyfill.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 if (typeof WebSocket === 'undefined') {
diff --git a/packages/api-provider/src/ws/polyfill.spec.js b/packages/api-provider/src/ws/polyfill.spec.js
index affd110429..6cdbfad590 100644
--- a/packages/api-provider/src/ws/polyfill.spec.js
+++ b/packages/api-provider/src/ws/polyfill.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 describe('ws/polyfill', () => {
   let origWs;
diff --git a/packages/api-provider/test/mockHttp.js b/packages/api-provider/test/mockHttp.js
index 4a7435e32e..6fff14a4f6 100644
--- a/packages/api-provider/test/mockHttp.js
+++ b/packages/api-provider/test/mockHttp.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const nock = require('nock');
 
diff --git a/packages/api-provider/test/mockWs.js b/packages/api-provider/test/mockWs.js
index d7fae7059e..cbd8748beb 100644
--- a/packages/api-provider/test/mockWs.js
+++ b/packages/api-provider/test/mockWs.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const { Server } = require('mock-socket');
 
diff --git a/packages/api/LICENSE b/packages/api/LICENSE
index e4ee6869c3..3d150a620a 100644
--- a/packages/api/LICENSE
+++ b/packages/api/LICENSE
@@ -1,6 +1,6 @@
 ISC License (ISC)
 
-Copyright 2017 Jaco Greeff <jacogr@gmail.com>
+Copyright 2017-2018 Jaco Greeff <jacogr@gmail.com>
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above
diff --git a/packages/api/src/api.js b/packages/api/src/api.js
index fb7e4d526f..93420e4d27 100644
--- a/packages/api/src/api.js
+++ b/packages/api/src/api.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 import type { ProviderInterface } from '@polkadot/api-provider/types';
diff --git a/packages/api/src/api.spec.js b/packages/api/src/api.spec.js
index 2b69e20266..d5aed7211a 100644
--- a/packages/api/src/api.spec.js
+++ b/packages/api/src/api.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const isFunction = require('@polkadot/util/is/function');
 
diff --git a/packages/api/src/index.js b/packages/api/src/index.js
index 0581dc2a74..22e2d76962 100644
--- a/packages/api/src/index.js
+++ b/packages/api/src/index.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 const Api = require('./api');
diff --git a/packages/api/src/index.spec.js b/packages/api/src/index.spec.js
index 9f7c7cc5e9..55223ad24b 100644
--- a/packages/api/src/index.spec.js
+++ b/packages/api/src/index.spec.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 
 const Api = require('./index');
 
diff --git a/packages/api/src/types.js b/packages/api/src/types.js
index 899626e75c..fe05d5f06a 100644
--- a/packages/api/src/types.js
+++ b/packages/api/src/types.js
@@ -1,4 +1,4 @@
-// ISC, Copyright 2017 Jaco Greeff
+// ISC, Copyright 2017-2018 Jaco Greeff
 // @flow
 
 export type ApiInterface$Section = {