diff --git a/lib/SiftResponse.php b/lib/SiftResponse.php
index <HASH>..<HASH> 100644
--- a/lib/SiftResponse.php
+++ b/lib/SiftResponse.php
@@ -17,6 +17,6 @@ class SiftResponse {
     }
 
     public function isOk() {
-        return $this->apiStatus == 0;
+        return $this->apiStatus === 0;
     }
 }
\ No newline at end of file
Using === to compare apiStatus