diff --git a/src/Properties/VarProperty.php b/src/Properties/VarProperty.php
index 53a05c6..ecc928c 100644
--- a/src/Properties/VarProperty.php
+++ b/src/Properties/VarProperty.php
@@ -81,17 +81,17 @@ public function isVirtual()
 
     public function isPublic()
     {
-        return $this->visibility === static::VISIBILITY_PUBLIC;
+        return static::VISIBILITY_PUBLIC === $this->visibility;
     }
 
     public function isProtected()
     {
-        return $this->visibility === static::VISIBILITY_PROTECTED;
+        return static::VISIBILITY_PROTECTED === $this->visibility;
     }
 
     public function isPrivate()
     {
-        return $this->visibility === static::VISIBILITY_PRIVATE;
+        return static::VISIBILITY_PRIVATE === $this->visibility;
     }
 
     public function getDeclaringClass()