diff --git a/src/main/kotlin/com/hero/alignlab/client/kakao/KakaoOAuthService.kt b/src/main/kotlin/com/hero/alignlab/client/kakao/KakaoOAuthService.kt
index 3a844f4..5b2cfbc 100644
--- a/src/main/kotlin/com/hero/alignlab/client/kakao/KakaoOAuthService.kt
+++ b/src/main/kotlin/com/hero/alignlab/client/kakao/KakaoOAuthService.kt
@@ -28,6 +28,7 @@ class KakaoOAuthService(
             clientId = config.clientSecretCode,
             redirectUri = redirectUri ?: config.redirectUrl,
             code = code,
+            clientSecret = config.clientSecretCode
         )
 
         return generateOAuthToken(request)
diff --git a/src/main/kotlin/com/hero/alignlab/client/kakao/client/SuspendableKakaoOAuthClient.kt b/src/main/kotlin/com/hero/alignlab/client/kakao/client/SuspendableKakaoOAuthClient.kt
index e7ef0fb..850d217 100644
--- a/src/main/kotlin/com/hero/alignlab/client/kakao/client/SuspendableKakaoOAuthClient.kt
+++ b/src/main/kotlin/com/hero/alignlab/client/kakao/client/SuspendableKakaoOAuthClient.kt
@@ -27,14 +27,13 @@ class SuspendableKakaoOAuthClient(
             .post()
             .uri("/token") { builder ->
                 builder
-                    .queryParam("grant_type", "authorization_code")
+                    .queryParam("grant_type", request.grantType)
                     .queryParam("client_id", request.clientId)
                     .queryParam("redirect_uri", request.redirectUri)
                     .queryParam("code", request.code)
                     .queryParam("client_secret", request.clientSecret)
                     .build()
             }
-            .bodyValue(request)
             .request()
     }
 }