diff --git a/sshcode.go b/sshcode.go
index a31e3d8..1c21f14 100644
--- a/sshcode.go
+++ b/sshcode.go
@@ -344,14 +344,16 @@ func rsync(src string, dest string, sshFlags string, excludePaths ...string) err
 func downloadScript(codeServerPath string) string {
 	return fmt.Sprintf(
 		`set -euxo pipefail || exit 1
-
-pkill -f %v || true
-mkdir -p ~/.local/share/code-server %v
-cd %v
-wget -N https://codesrv-ci.cdr.sh/latest-linux
-[ -f %v ] && rm %v
-ln latest-linux %v
-chmod +x %v`,
+isRunning=$(ps aux | grep sshcode-server)
+if [ -z "$isRunning" ]; then
+    pkill -f %v || true
+	mkdir -p ~/.local/share/code-server %v
+	cd %v
+	wget -N https://codesrv-ci.cdr.sh/latest-linux
+	[ -f %v ] && rm %v
+	ln latest-linux %v
+	chmod +x %v
+fi`,
 		codeServerPath,
 		filepath.Dir(codeServerPath),
 		filepath.Dir(codeServerPath),