diff --git a/check_webservice_load.sh b/check_webservice_load.sh
index 8346b58..afdedce 100755
--- a/check_webservice_load.sh
+++ b/check_webservice_load.sh
@@ -2264,7 +2264,7 @@ if $check_website ; then
 
       # - Clean up cache/session files..
       # -
-      if $include_cleanup_function ; then
+      if $include_cleanup_function && [[ -n "$(trim $cleanup_function)" ]] ; then
 
          info "Execute configured cleanup tasks.."
          echo -e "\n\t[ Info ]: Execute configured cleanup tasks .." >> $LOCK_DIR/extra_msg.txt