diff --git a/src/main.ts b/src/main.ts
index 79484d11d..c1cb7c1fa 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -26,11 +26,11 @@ import { json } from 'express';
 
 import packageJSON from '../package.json';
 import App from './App';
-import tempTypesBundle from './overrideTypes/typesBundle';
 import { getControllersForSpec } from './chains-config';
 import { consoleOverride } from './logging/consoleOverride';
 import { Log } from './logging/Log';
 import * as middleware from './middleware';
+import tempTypesBundle from './override-types/typesBundle';
 import { parseArgs } from './parseArgs';
 import { SidecarConfig } from './SidecarConfig';
 import Metrics_App from './util/metrics';
@@ -51,8 +51,8 @@ async function main() {
 			: new WsProvider(config.SUBSTRATE.URL),
 		/* eslint-disable @typescript-eslint/no-var-requires */
 		typesBundle: TYPES_BUNDLE
-			? (tempTypesBundle as OverrideBundleType) 
-			: undefined,
+			? (require(TYPES_BUNDLE) as OverrideBundleType)
+			: (tempTypesBundle as OverrideBundleType),
 		typesChain: TYPES_CHAIN
 			? (require(TYPES_CHAIN) as Record<string, RegistryTypes>)
 			: undefined,
diff --git a/src/override-types/typesBundle.ts b/src/override-types/typesBundle.ts
new file mode 100644
index 000000000..f587e8bea
--- /dev/null
+++ b/src/override-types/typesBundle.ts
@@ -0,0 +1,59 @@
+import { OverrideBundleDefinition } from '@polkadot/types/types';
+
+const definitionsWestmint: OverrideBundleDefinition = {
+	types: [
+		{
+			minmax: [0, 9434],
+			types: {
+				TempAssetId: 'Option<AssetId>',
+			},
+		},
+		{
+			minmax: [9435, undefined],
+			types: {
+				TempAssetId: 'Option<MultiLocation>',
+			},
+		},
+	],
+	signedExtensions: {
+		ChargeAssetTxPayment: {
+			extrinsic: {
+				tip: 'Compact<Balance>',
+				// eslint-disable-next-line sort-keys
+				assetId: 'TempAssetId',
+			},
+			payload: {},
+		},
+	},
+};
+
+const definitionsStatemine: OverrideBundleDefinition = {
+	types: [
+		{
+			minmax: [0, 9999],
+			types: {
+				TempAssetId: 'Option<AssetId>',
+			},
+		},
+		{
+			minmax: [10000, undefined],
+			types: {
+				TempAssetId: 'Option<MultiLocation>',
+			},
+		},
+	],
+	signedExtensions: {
+		ChargeAssetTxPayment: {
+			extrinsic: {
+				tip: 'Compact<Balance>',
+				// eslint-disable-next-line sort-keys
+				assetId: 'TempAssetId',
+			},
+			payload: {},
+		},
+	},
+};
+
+export default {
+	spec: { statemine: definitionsStatemine, westmint: definitionsWestmint },
+};
diff --git a/src/overrideTypes/typesBundle.ts b/src/overrideTypes/typesBundle.ts
deleted file mode 100644
index a7f2d0ed6..000000000
--- a/src/overrideTypes/typesBundle.ts
+++ /dev/null
@@ -1,57 +0,0 @@
-import { OverrideBundleDefinition } from "@polkadot/types/types";
-
-const definitionsWestmint: OverrideBundleDefinition = {
-  types: [
-    {
-      minmax: [0, 9434],
-      types: {
-        TempAssetId: "Option<AssetId>"
-      },
-    },
-    {
-      minmax: [9435, undefined],
-      types: {
-        TempAssetId: "Option<MultiLocation>"
-      },
-    },
-  ],
-  signedExtensions: {
-    ChargeAssetTxPayment: {
-      extrinsic: {
-        tip: 'Compact<Balance>',
-        // eslint-disable-next-line sort-keys
-        assetId: 'TempAssetId'
-      },
-      payload: {}
-    }
-  }
-};
-
-const definitionsStatemine: OverrideBundleDefinition = {
-    types: [
-      {
-        minmax: [0, 9999],
-        types: {
-          TempAssetId: "Option<AssetId>"
-        },
-      },
-      {
-        minmax: [10000, undefined],
-        types: {
-          TempAssetId: "Option<MultiLocation>"
-        },
-      },
-    ],
-    signedExtensions: {
-      ChargeAssetTxPayment: {
-        extrinsic: {
-          tip: 'Compact<Balance>',
-          // eslint-disable-next-line sort-keys
-          assetId: 'TempAssetId'
-        },
-        payload: {}
-      }
-    }
-  };
-
-export default { typesBundle: { spec: { "statemine": definitionsStatemine, "westmint": definitionsWestmint } } };