diff --git a/data/src/main/java/com/knowing/data/remote/api/AuthAPI.kt b/data/src/main/java/com/knowing/data/remote/api/AuthAPI.kt
index 447bdae..be92fd0 100644
--- a/data/src/main/java/com/knowing/data/remote/api/AuthAPI.kt
+++ b/data/src/main/java/com/knowing/data/remote/api/AuthAPI.kt
@@ -8,12 +8,7 @@ import retrofit2.http.Url
 
 interface AuthAPI {
     @POST("/google")
-    suspend fun googleLogin(
+    suspend fun fetchGoogleSignIn(
         @Body body: GoogleLoginRequest
     ): GoogleLoginResponse
-
-    @POST
-    suspend fun fetchGoogleAuthInfo(
-        @Url url: String
-    )
 }
\ No newline at end of file
diff --git a/presentation/build.gradle.kts b/presentation/build.gradle.kts
index 5226634..428e887 100644
--- a/presentation/build.gradle.kts
+++ b/presentation/build.gradle.kts
@@ -1,3 +1,5 @@
+import com.android.build.gradle.internal.cxx.configure.gradleLocalProperties
+
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.android")
@@ -16,6 +18,7 @@ android {
         versionName = Versions.VERSIONS_NAME
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        buildConfigField("String", "GOOGLE_CLIENT_ID", getGoogleClientId("GOOGLE_CLIENT_ID"))
     }
 
     buildTypes {
@@ -69,4 +72,7 @@ dependencies {
     testImplementation(Dependency.UnitTest.JUNIT)
     androidTestImplementation(Dependency.AndroidTest.ANDROID_JUNIT)
     androidTestImplementation(Dependency.AndroidTest.ESPRESSO_CORE)
-}
\ No newline at end of file
+}
+
+fun getGoogleClientId(propertyKey: String): String =
+    gradleLocalProperties(rootDir).getProperty(propertyKey)
diff --git a/presentation/src/main/java/com/knowing/draven/ui/sign/LoginActivity.kt b/presentation/src/main/java/com/knowing/draven/ui/sign/LoginActivity.kt
index 7cb9e28..a9c337e 100644
--- a/presentation/src/main/java/com/knowing/draven/ui/sign/LoginActivity.kt
+++ b/presentation/src/main/java/com/knowing/draven/ui/sign/LoginActivity.kt
@@ -14,6 +14,7 @@ import com.google.android.gms.auth.api.signin.GoogleSignInOptions
 import com.google.android.gms.common.Scopes
 import com.google.android.gms.common.api.ApiException
 import com.google.android.gms.common.api.Scope
+import com.knowing.draven.BuildConfig
 
 class LoginActivity : BaseActivity<ActivityLoginBinding>(R.layout.activity_login) {
 
@@ -24,7 +25,7 @@ class LoginActivity : BaseActivity<ActivityLoginBinding>(R.layout.activity_login
         binding.activity = this
 
         val gso = GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
-            .requestServerAuthCode(getString(R.string.google_client_id))
+            .requestServerAuthCode(BuildConfig.GOOGLE_CLIENT_ID)
             .requestEmail()
             .build()
         val client = GoogleSignIn.getClient(this, gso)
diff --git a/presentation/src/main/res/values/strings.xml b/presentation/src/main/res/values/strings.xml
index ea91c0a..ec5909d 100644
--- a/presentation/src/main/res/values/strings.xml
+++ b/presentation/src/main/res/values/strings.xml
@@ -3,8 +3,7 @@
     <string name="title_home">Home</string>
     <string name="title_dashboard">Dashboard</string>
     <string name="title_notifications">Notifications</string>
-    <string name="google_client_id">414970516629-654sesumfduk6dgv32cfcsiof4djkr1k.apps.googleusercontent.com</string>
-    
+
 <!--  sign  -->
     <string name="login_title">세상의 모든 질문을,\nKnowing.</string>
     <string name="login_auth_description">로그인 후 질문해보세요.</string>