diff --git a/be/src/main/java/com/foodymoody/be/auth/infra/client/GoogleClient.java b/be/src/main/java/com/foodymoody/be/auth/infra/client/GoogleClient.java
index e8c8ed66..a5b91fec 100644
--- a/be/src/main/java/com/foodymoody/be/auth/infra/client/GoogleClient.java
+++ b/be/src/main/java/com/foodymoody/be/auth/infra/client/GoogleClient.java
@@ -82,6 +82,7 @@ private MultiValueMap<String, String> createTokenRequest(String authorizationCod
         formData.add("redirect_uri", redirectUri);
         formData.add("client_id", clientId);
         formData.add("client_secret", clientSecret);
+        formData.add("grant_type", "authorization_code");
         return formData;
     }