diff --git a/.env b/.env
index c56b783..154ec12 100644
--- a/.env
+++ b/.env
@@ -1,2 +1,2 @@
-CUR_IB_GATEWAY_VER=10.30.1l
+CUR_IB_GATEWAY_VER=10.30.1r
 CUR_IBC_VER=3.20.0
diff --git a/README.md b/README.md
index 4264d04..cd779f5 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ It's just pure `IB Gateway` and don't include any VNC service (for security reas
 
 This docker image just installed:
 
-- [IB Gateway](https://www.interactivebrokers.com/en/index.php?f=16457) (10.30.1l)
+- [IB Gateway](https://www.interactivebrokers.com/en/index.php?f=16457) (10.30.1r)
 
 - [IBC](https://github.com/IbcAlpha/IBC) (3.20.0)