diff --git a/kernelcheck b/kernelcheck
index 9d89d5b..c56bb63 100755
--- a/kernelcheck
+++ b/kernelcheck
@@ -6,6 +6,14 @@ current="$(uname -r)"
 user="$(users)"
 cores=$(nproc)
 
+if [ -f /tmp/kernelcheck.pid ]
+then
+	exit 0
+elif [ ! -f /tmp/kernelcheck.pid ]
+then
+	touch /tmp/kernelcheck.pid
+fi
+
 # Function body
 function verify(){
 	local sign=$1 out=