diff --git a/.env b/.env
index dfb3fd0..1d15dc5 100644
--- a/.env
+++ b/.env
@@ -1,9 +1,8 @@
-REACT_APP_RPC_URL_SHARD0=https://a.api.s0.t.hmny.io/
+REACT_APP_RPC_URL_SHARD0=http://internal.s0.t.hmny.io/
 REACT_APP_RPC_URL_SHARD1=https://api.s1.t.hmny.io/
 REACT_APP_RPC_URL_SHARD2=https://api.s2.t.hmny.io/
 REACT_APP_RPC_URL_SHARD3=https://api.s3.t.hmny.io/
 REACT_APP_AVAILABLE_SHARDS=0,1,2,3
 REACT_APP_EXPLORER_V1_API_URL=https://explorer.pops.one:8888/
 REACT_APP_INDEXER_IPFS_GATEWAY=https://ipfs.io/ipfs/
-REACT_APP_PROD_ADDRESS=https://explorer-v2-api.hmny.io/
-REACT_APP_DEV_ADDRESS=https://ws.explorer-v2.hmny.io/
+REACT_APP_PROD_ADDRESS=https://explorer-v2-api.hmny.io/
\ No newline at end of file