diff --git a/src/oauth/ZohoOAuthClient.php b/src/oauth/ZohoOAuthClient.php
index 4cd62131..2b871735 100644
--- a/src/oauth/ZohoOAuthClient.php
+++ b/src/oauth/ZohoOAuthClient.php
@@ -158,7 +158,7 @@ public function getUserEmailIdFromIAM($accessToken)
         $connector->addHeadder(ZohoOAuthConstants::AUTHORIZATION, ZohoOAuthConstants::OAUTH_HEADER_PREFIX . $accessToken);
         $apiResponse = $connector->get();
         $jsonResponse = self::processResponse($apiResponse);
-        if(!array_key_exists("Email", $jsonResponse)){
+        if(!is_array($jsonResponse) || !array_key_exists("Email", $jsonResponse)){
             throw new ZohoOAuthException("Exception while fetching UserID from access token, Make sure AAAserver.profile.Read scope is included while generating the Grant token " . $jsonResponse);
         }
         return $jsonResponse['Email'];
@@ -171,4 +171,4 @@ public function processResponse($apiResponse)
         
         return $jsonResponse;
     }
-}
\ No newline at end of file
+}