diff --git a/Makefile b/Makefile
index d8521a5..8b620df 100755
--- a/Makefile
+++ b/Makefile
@@ -147,6 +147,7 @@ copy-files:
 	cp -rv InstallBox86.sh  deb/opt/apps/deepin-wine-runner
 	cp -rv InstallRuntime   deb/opt/apps/deepin-wine-runner
 	if [[ ! -d novnc/utils/websockify ]]; then git submodule update --init --recursive ; fi
+	if [[ ! -d novnc/utils/websockify ]]; then cd novnc/; git clone https://github.com/novnc/websockify ; fi
 	cp -rv novnc   deb/opt/apps/deepin-wine-runner
 	mkdir -pv deb/opt/apps/deepin-wine-runner/entries/
 	cp -rv deb/usr/share/applications deb/opt/apps/deepin-wine-runner/entries/applications