diff --git a/build_all_win_cmake.sh b/build_all_win_cmake.sh
index e36dcc751..c1aec19e2 100644
--- a/build_all_win_cmake.sh
+++ b/build_all_win_cmake.sh
@@ -90,6 +90,8 @@ if [ $# -gt 0 ]; then
 			* ) DOHELP;;
 		esac
 	done
+else 
+	DOHELP
 fi