diff --git a/CHANGELOG.md b/CHANGELOG.md
index b0e583b..2a4a79a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 CHANGELOG
 ==============
 
+1.0.0-alpha4
+-----------------
+ * Fixed bugs
+ 
 1.0.0-alpha3
 -----------------
  * update
diff --git a/src/TBackendAction.php b/src/TBackendAction.php
index b8b8a4d..49bb75d 100644
--- a/src/TBackendAction.php
+++ b/src/TBackendAction.php
@@ -131,7 +131,7 @@ public function getIsVisible()
      * @param bool $isVisible
      * @return $this
      */
-    public function setIsVisible(bool $isVisible)
+    public function setIsVisible($isVisible)
     {
         $this->_isVisible = $isVisible;
         return $this;