diff --git a/uninstall.php b/uninstall.php
index 144627d..bc66239 100644
--- a/uninstall.php
+++ b/uninstall.php
@@ -3,6 +3,11 @@
  * uninstall file for WP-FFPC; uninstall hook does not remove the databse options
  */
 
+// exit if uninstall not called from WordPress
+if ( !defined( 'WP_UNINSTALL_PLUGIN' ) ) {
+	exit;
+}
+
 /* get the worker file */
 include_once ( 'wp-ffpc.php' );