diff --git a/packages/apps-config/src/api/spec/index.ts b/packages/apps-config/src/api/spec/index.ts
index 7a34caaeca..f1eae45837 100644
--- a/packages/apps-config/src/api/spec/index.ts
+++ b/packages/apps-config/src/api/spec/index.ts
@@ -74,7 +74,6 @@ import mathchain from './mathchain';
 import moonbeam from './moonbeam';
 import mybank from './mybank';
 import neatcoin from './neatcoin';
-import neumann from './neumann';
 import nftmart from './nftmart';
 import nodle from './nodle';
 import opal from './opal';
@@ -223,7 +222,6 @@ const spec: Record<string, OverrideBundleDefinition> = {
   moonshadow: moonbeam,
   'mybank.network Testnet': mybank,
   neatcoin,
-  neumann,
   nft: unique,
   nftmart,
   'node-moonbeam': moonbeam,
diff --git a/packages/apps-config/src/api/spec/neumann.ts b/packages/apps-config/src/api/spec/neumann.ts
deleted file mode 100644
index d813192f4d..0000000000
--- a/packages/apps-config/src/api/spec/neumann.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-// Copyright 2017-2022 @polkadot/apps-config authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-import type { OverrideBundleDefinition } from '@polkadot/types/types';
-
-// structs need to be in order
-/* eslint-disable sort-keys */
-
-const definitions: OverrideBundleDefinition = {
-  types: [
-    {
-      // on all versions
-      minmax: [0, undefined],
-      types: {}
-    }
-  ]
-};
-
-export default definitions;
diff --git a/packages/apps-config/src/endpoints/testing.ts b/packages/apps-config/src/endpoints/testing.ts
index 0ddf4d5d23..5fe37c1771 100644
--- a/packages/apps-config/src/endpoints/testing.ts
+++ b/packages/apps-config/src/endpoints/testing.ts
@@ -347,14 +347,6 @@ export const testChains: EndpointOption[] = [
       MYBANK: 'wss://mybank.network/substrate'
     }
   },
-  {
-    info: 'neumann',
-    text: 'Neumann Network',
-    providers: {
-      OAK: 'wss://rpc.testnet.oak.tech',
-      OnFinality: 'wss://neumann.api.onfinality.io/public-ws'
-    }
-  },
   {
     info: 'nftmart',
     text: 'NFTMart',
diff --git a/packages/apps-config/src/ui/colors.ts b/packages/apps-config/src/ui/colors.ts
index 54eb2f31d0..6d47043ab0 100644
--- a/packages/apps-config/src/ui/colors.ts
+++ b/packages/apps-config/src/ui/colors.ts
@@ -71,7 +71,6 @@ const chainManta = '#2070a6';
 const chainMangata = '#030408';
 const chainMoonrock = '#3d1d5a';
 const chainMoonsama = '#000000';
-const chainNeumann = '#A8278C';
 const chainNFTMart = '#815287';
 const chainNodle = '#1ab394';
 const chainOriginTrail = '#FB5DEB';
@@ -367,7 +366,6 @@ export const chainColors: Record<string, string> = Object.entries({
   'Moonsama Development': chainMoonsama,
   Moonshadow: nodeMoonbeam,
   'mybank.network Testnet': chainMybank,
-  'Neumann Network': chainNeumann,
   'NFTMart Staging': chainNFTMart,
   'NFTMart Testnet': chainNFTMart,
   'Nodle Parachain': chainNodle,
diff --git a/packages/apps-config/src/ui/logos/index.ts b/packages/apps-config/src/ui/logos/index.ts
index 5a787f5b5c..80f40896dd 100644
--- a/packages/apps-config/src/ui/logos/index.ts
+++ b/packages/apps-config/src/ui/logos/index.ts
@@ -145,7 +145,6 @@ import moonshadow from './nodes/moonshadow.png';
 import mybank from './nodes/mybank.png';
 import nodeNFTMart from './nodes/nftmart.png';
 import nodeNodle from './nodes/nodle.svg';
-import oak from './nodes/oak.png';
 import nodeUniqueWestend from './nodes/opal-logo.png';
 import nodeOpportunity from './nodes/opportunity.png';
 import nodePangolin from './nodes/pangolin.svg';
@@ -323,7 +322,6 @@ export const chainLogos = Object.entries({
   'Moonsama Development': chainMoonsamaDevelopment,
   Moonshadow: moonshadow,
   'mybank.network PC1': mybank,
-  'Neumann Network': oak,
   NFTMart: nodeNFTMart,
   'NFTMart Staging': nodeNFTMart,
   'NFTMart Testnet': nodeNFTMart,
@@ -502,7 +500,6 @@ export const nodeLogos = Object.entries({
   Moonrock: nodeMoonrock,
   'Moonsama Development': chainMoonsamaDevelopment,
   'mybank.network': mybank,
-  'Neumann Network': oak,
   NFTMart: nodeNFTMart,
   'NFTMart Staging': nodeNFTMart,
   'NFTMart Testnet': nodeNFTMart,
@@ -709,7 +706,6 @@ export const namedLogos: Record<string, unknown> = {
   moonrock: nodeMoonrock,
   moonshadow,
   mybank,
-  neumann: oak,
   nftmart: nodeNFTMart,
   nodle: nodeNodle,
   odyssey: nodeAresGladios,
diff --git a/packages/apps-config/src/ui/logos/nodes/oak.png b/packages/apps-config/src/ui/logos/nodes/oak.png
deleted file mode 100644
index 1a412ed78a..0000000000
Binary files a/packages/apps-config/src/ui/logos/nodes/oak.png and /dev/null differ
diff --git a/packages/apps/public/locales/it/translation.json b/packages/apps/public/locales/it/translation.json
index 5fa36a5ee6..e295a44d73 100644
--- a/packages/apps/public/locales/it/translation.json
+++ b/packages/apps/public/locales/it/translation.json
@@ -1876,7 +1876,6 @@
   "rpc.test.mybank": "",
   "rpc.test.nftmart": "",
   "rpc.test.nodle-arcadia": "",
-  "rpc.test.oak": "",
   "rpc.test.opportunity": "",
   "rpc.test.pangolin": "",
   "rpc.test.phala": "",
diff --git a/packages/apps/public/locales/ru/translation.json b/packages/apps/public/locales/ru/translation.json
index fda514bffb..fa86a2d6df 100644
--- a/packages/apps/public/locales/ru/translation.json
+++ b/packages/apps/public/locales/ru/translation.json
@@ -1953,7 +1953,6 @@
   "rpc.test.mybank": "",
   "rpc.test.nftmart": "",
   "rpc.test.nodle-arcadia": "",
-  "rpc.test.oak": "",
   "rpc.test.opportunity": "",
   "rpc.test.pangolin": "",
   "rpc.test.pangoro": "",