diff --git a/clover/src/waitfile b/clover/src/waitfile
index ac02cc17..488ad18a 100755
--- a/clover/src/waitfile
+++ b/clover/src/waitfile
@@ -6,4 +6,4 @@
 echo "wait for file $1"
 while [ ! -e "$1" ]; do sleep 1; done;
 echo "file $1 appeared"
-"${@:2}"
+exec "${@:2}"