diff --git a/src/config/index.js b/src/config/index.js
index ae618f87..8453e7b0 100644
--- a/src/config/index.js
+++ b/src/config/index.js
@@ -28,7 +28,7 @@ const config = {
         rpcUrls: ['https://polygon-rpc.com'],
       },
       '10': {
-        rpcUrls: ['https://optimism-mainnet.public.blastapi.io']
+        rpcUrls: ['https://optimism-mainnet.public.blastapi.io'],
       },
     },
     snarkParams: {