diff --git a/cpu.sh b/cpu.sh
index 3add5a9..3b7a999 100755
--- a/cpu.sh
+++ b/cpu.sh
@@ -25,7 +25,9 @@ SEEN=$(ls -1 /tmp/vm* | awk -F'/' '{print $3}')
 OUT=$(ps -uU _vmd | awk -v var="${THRESHOLD}" '$12 !~ /\// && $3 > var {print $12}')
 if [ -z "$OUT" ]; then
 	echo "No VM over the threshold overload"
-	rm -rf /tmp/vm*
+	if ls /tmp/vm* 1> /dev/null 2>&1; then
+		rm -rf /tmp/vm*
+	fi
 fi
 
 for VM in ${OUT}; do