diff --git a/app/Libraries/Adapter/Auth/GoogleAdapter.php b/app/Libraries/Adapter/Auth/GoogleAdapter.php
index c6c3cce..818753c 100644
--- a/app/Libraries/Adapter/Auth/GoogleAdapter.php
+++ b/app/Libraries/Adapter/Auth/GoogleAdapter.php
@@ -105,7 +105,7 @@ class GoogleAdapter extends Adapter
 			if (is_null($snsEntity)) {
 				$snsEntity = $this->getUserSNSModel()->create($this->getSiteName(), $result);
 			}
-			if (is_null($snsEntity->getUserUID())) {
+			if (!$snsEntity->getUserUID()) {
 				throw new \Exception($this->getSiteName() . "의{$result['email']}:{$result['name']}님은 아직 사용자 지정이 되지 않았습니다.");
 			}
 			if ($snsEntity->getStatus() !== DEFAULTS['STATUS']) {