diff --git a/.rc.sh b/.rc.sh
index 7b8b002..8d940a8 100644
--- a/.rc.sh
+++ b/.rc.sh
@@ -25,7 +25,7 @@ export FLUTTER_STORAGE_BASE_URL=https://mirror.sjtu.edu.cn/
 export LOCAL_SHARE="$HOME/.local/share"
 export CHROME_EXECUTABLE=/usr/bin/microsoft-edge-stable
 export GOPATH="$LOCAL_SHARE/go"
-export GOROOT="$LOCAL_SHARE/godev"
+[ -s "$LOCAL_SHARE/godev" ] && export GOROOT="$LOCAL_SHARE/godev"
 export PATH="$HOME/.local/share/python/bin:$LOCAL_SHARE/flutter/bin:$GOPATH/bin:$GOROOT/bin:$HOME/.local/bin:$PATH"
 export EDITOR=vim