diff --git a/scripts/deployment/deploy_env/mainnets/sei.env b/scripts/deployment/deploy_env/mainnets/sei.env
index 51006677..0e2ce679 100644
--- a/scripts/deployment/deploy_env/mainnets/sei.env
+++ b/scripts/deployment/deploy_env/mainnets/sei.env
@@ -1,4 +1,4 @@
-export CHAIN_ID="sei"
+export CHAIN_ID="pacific-1"
 export DENOM="usei"
 export BINARY="seid"
 export RPC="https://sei-rpc.polkachu.com:443"