diff --git a/src/base.ts b/src/base.ts
index 6f757e5..cd53c68 100644
--- a/src/base.ts
+++ b/src/base.ts
@@ -16,10 +16,6 @@ export abstract class Base {
     baseUrl = DEFAULT_BASE_URL,
     chainId = DEFAULT_CHAIN_ID,
   }: Config) {
-    if (chainId === 1) {
-      throw new Error('Obol-SDK is in Beta phase, mainnet is not yet supported')
-    }
-
     this.baseUrl = baseUrl
     this.chainId = chainId
     this.fork_version = FORK_MAPPING[this.chainId]
diff --git a/test/methods.test.ts b/test/methods.test.ts
index d4b4de4..f901a25 100644
--- a/test/methods.test.ts
+++ b/test/methods.test.ts
@@ -21,13 +21,13 @@ describe('Cluster Client', () => {
     mockSigner,
   )
 
-  test('throws invalid ChainId when it is equal to 1', async () => {
-    try {
-      new Client({ chainId: 1 }, mockSigner)
-    } catch (error: any) {
-      expect(error.message).toBe('Obol-SDK is in Beta phase, mainnet is not yet supported')
-    }
-  })
+  // test('throws invalid ChainId when it is equal to 1', async () => {
+  //   try {
+  //     new Client({ chainId: 1 }, mockSigner)
+  //   } catch (error: any) {
+  //     expect(error.message).toBe('Obol-SDK is in Beta phase, mainnet is not yet supported')
+  //   }
+  // })
 
   test('createClusterDefinition should return config_hash', async () => {
     clientInstance['request'] = jest