diff --git a/idea/frontend/src/features/balance/api.ts b/idea/frontend/src/features/balance/api.ts
index d69199510..ab099ce67 100644
--- a/idea/frontend/src/features/balance/api.ts
+++ b/idea/frontend/src/features/balance/api.ts
@@ -1,4 +1,4 @@
-import { CONTENT_TYPE_HEADERS, GENESIS } from '@/shared/config';
+import { GENESIS } from '@/shared/config';
 import { fetchWithGuard } from '@/shared/helpers';
 import { FAUCET_API_URL } from './consts';
 
@@ -10,7 +10,6 @@ type GetTestBalanceParameters = {
 const getTestBalance = ({ token, address }: GetTestBalanceParameters) =>
   fetchWithGuard(`${FAUCET_API_URL}/balance`, {
     method: 'POST',
-    headers: CONTENT_TYPE_HEADERS,
     body: JSON.stringify({ token, payload: { address, genesis: GENESIS.TESTNET } }),
   });
 export { getTestBalance };
diff --git a/idea/frontend/src/features/metadata/api/requests.ts b/idea/frontend/src/features/metadata/api/requests.ts
index 7e1b394f5..65bc25e73 100644
--- a/idea/frontend/src/features/metadata/api/requests.ts
+++ b/idea/frontend/src/features/metadata/api/requests.ts
@@ -1,6 +1,6 @@
 import { HexString } from '@polkadot/util/types';
 
-import { CONTENT_TYPE_HEADERS, METADATA_STORAGE_API_URL } from '@/shared/config';
+import { METADATA_STORAGE_API_URL } from '@/shared/config';
 import { fetchWithGuard } from '@/shared/helpers';
 import { GetMetaResponse } from './types';
 
@@ -14,7 +14,6 @@ const fetchMetadata = (hash: HexString) => {
 const addMetadata = (hash: HexString, hex: HexString) =>
   fetchWithGuard(`${METADATA_STORAGE_API_URL}/meta`, {
     method: 'POST',
-    headers: CONTENT_TYPE_HEADERS,
     body: JSON.stringify({ hash, hex }),
   });
 
diff --git a/idea/frontend/src/features/sails/api/requests.ts b/idea/frontend/src/features/sails/api/requests.ts
index 2fbb25f22..2f2fcdfcb 100644
--- a/idea/frontend/src/features/sails/api/requests.ts
+++ b/idea/frontend/src/features/sails/api/requests.ts
@@ -1,7 +1,7 @@
 import { HexString } from '@gear-js/api';
 
 import { PaginationResponse } from '@/api';
-import { CONTENT_TYPE_HEADERS, METADATA_STORAGE_API_URL } from '@/shared/config';
+import { METADATA_STORAGE_API_URL } from '@/shared/config';
 import { fetchWithGuard } from '@/shared/helpers';
 import { INDEXER_RPC_SERVICE } from '@/shared/services/rpcService';
 
@@ -18,7 +18,6 @@ const getIdl = (codeId: HexString) => {
 const addIdl = (codeId: HexString, data: string) =>
   fetchWithGuard(`${METADATA_STORAGE_API_URL}/sails`, {
     method: 'POST',
-    headers: CONTENT_TYPE_HEADERS,
     body: JSON.stringify({ codeId, data }),
   });
 
diff --git a/idea/frontend/src/shared/config/consts.ts b/idea/frontend/src/shared/config/consts.ts
index c82460340..60a1a6632 100644
--- a/idea/frontend/src/shared/config/consts.ts
+++ b/idea/frontend/src/shared/config/consts.ts
@@ -36,8 +36,6 @@ const PROGRAM_ERRORS = {
   PROGRAM_INIT_FAILED: 'Program initialization failed',
 };
 
-const CONTENT_TYPE_HEADERS = { 'Content-Type': 'application/json;charset=utf-8' };
-
 enum LocalStorage {
   Node = 'node',
   Nodes = 'nodes',
@@ -112,7 +110,6 @@ export {
   PROGRAM_ERRORS,
   GENESIS,
   ACCOUNT_ADDRESS_SCHEMA,
-  CONTENT_TYPE_HEADERS,
   LocalStorage,
   GasMethod,
   TransactionName,
diff --git a/idea/frontend/src/shared/helpers/index.ts b/idea/frontend/src/shared/helpers/index.ts
index 34116fdd8..928eb8b7b 100644
--- a/idea/frontend/src/shared/helpers/index.ts
+++ b/idea/frontend/src/shared/helpers/index.ts
@@ -126,6 +126,9 @@ const isHex = (value: unknown): value is HexString => {
 };
 
 const fetchWithGuard = async <T extends object>(...args: Parameters<typeof fetch>) => {
+  if (args?.[1]?.method === 'POST') {
+    args[1].headers = { 'Content-Type': 'application/json;charset=utf-8', ...args[1]?.headers };
+  }
   const response = await fetch(...args);
 
   if (!response.ok) throw new Error(response.statusText);