diff --git a/account-kit/infra/src/chains.ts b/account-kit/infra/src/chains.ts
index ca8bf46956..a940c3c21d 100644
--- a/account-kit/infra/src/chains.ts
+++ b/account-kit/infra/src/chains.ts
@@ -21,8 +21,6 @@ import {
   arbitrumNova as vabn,
   zora as vzora,
   zoraSepolia as vzoras,
-  sonic as vsonic,
-  sonicTestnet as vsonict,
 } from "viem/chains";
 
 export type AlchemyChainConfig = {
@@ -240,20 +238,6 @@ export const zoraSepolia: Chain = {
   },
 };
 
-export const sonic: Chain = {
-  ...vsonic,
-  rpcUrls: {
-    ...vsonic.rpcUrls,
-  },
-};
-
-export const sonicTestnet: Chain = {
-  ...vsonict,
-  rpcUrls: {
-    ...vsonict.rpcUrls,
-  },
-};
-
 export const worldChainSepolia: Chain = defineChain({
   id: 4801,
   name: "World Chain Sepolia",
diff --git a/account-kit/infra/src/index.ts b/account-kit/infra/src/index.ts
index 825aba641f..c8cf8a89de 100644
--- a/account-kit/infra/src/index.ts
+++ b/account-kit/infra/src/index.ts
@@ -44,8 +44,6 @@ export {
   openlootSepolia,
   gensynTestnet,
   riseTestnet,
-  sonic,
-  sonicTestnet,
 } from "./chains.js";
 export type * from "./client/decorators/alchemyEnhancedApis.js";
 export { alchemyEnhancedApiActions } from "./client/decorators/alchemyEnhancedApis.js";