diff --git a/handler.php b/handler.php
index a400f2c..d6d3a88 100644
--- a/handler.php
+++ b/handler.php
@@ -35,7 +35,7 @@ final class Dismissible_Notices_Handler {
 		 * @since 1.0
 		 * @var string
 		 */
-		public $version = '1.2.0';
+		public $version = '1.2.1';
 
 		/**
 		 * Required version of PHP.
diff --git a/includes/helper-functions.php b/includes/helper-functions.php
index 0a37d1c..c13c123 100644
--- a/includes/helper-functions.php
+++ b/includes/helper-functions.php
@@ -26,6 +26,11 @@
  * @since 1.0
  * @return object Dismissible_Notices_Handler
  */
+
+if ( function_exists( 'DNH' ) ) {
+	return;	
+}
+
 function DNH() {
 	return Dismissible_Notices_Handler::instance();
 }