diff --git a/app/src/debug/google-services .json b/app/src/debug/google-services .json
deleted file mode 100644
index 8cc19b1d5..000000000
--- a/app/src/debug/google-services .json	
+++ /dev/null
@@ -1,69 +0,0 @@
-{
-  "project_info": {
-    "project_number": "453392274790",
-    "firebase_url": "https://legado-fca69.firebaseio.com",
-    "project_id": "legado-fca69",
-    "storage_bucket": "legado-fca69.appspot.com"
-  },
-  "client": [
-    {
-      "client_info": {
-        "mobilesdk_app_id": "1:453392274790:android:1d2b1eefbe0e78cff624a7",
-        "android_client_info": {
-          "package_name": "io.legado.app"
-        }
-      },
-      "oauth_client": [
-        {
-          "client_id": "453392274790-hnbpatpce9hbjiggj76hgo7queu86atq.apps.googleusercontent.com",
-          "client_type": 3
-        }
-      ],
-      "api_key": [
-        {
-          "current_key": "AIzaSyD90mfNLhA7cAzzI9SonpSz5mrF5BnmyJA"
-        }
-      ],
-      "services": {
-        "appinvite_service": {
-          "other_platform_oauth_client": [
-            {
-              "client_id": "453392274790-hnbpatpce9hbjiggj76hgo7queu86atq.apps.googleusercontent.com",
-              "client_type": 3
-            }
-          ]
-        }
-      }
-    },
-    {
-      "client_info": {
-        "mobilesdk_app_id": "1:453392274790:android:c4eac14b1410eec5f624a7",
-        "android_client_info": {
-          "package_name": "io.legado.app.debug"
-        }
-      },
-      "oauth_client": [
-        {
-          "client_id": "453392274790-hnbpatpce9hbjiggj76hgo7queu86atq.apps.googleusercontent.com",
-          "client_type": 3
-        }
-      ],
-      "api_key": [
-        {
-          "current_key": "AIzaSyD90mfNLhA7cAzzI9SonpSz5mrF5BnmyJA"
-        }
-      ],
-      "services": {
-        "appinvite_service": {
-          "other_platform_oauth_client": [
-            {
-              "client_id": "453392274790-hnbpatpce9hbjiggj76hgo7queu86atq.apps.googleusercontent.com",
-              "client_type": 3
-            }
-          ]
-        }
-      }
-    }
-  ],
-  "configuration_version": "1"
-}
\ No newline at end of file
diff --git a/app/google-services .json b/app/src/debug/google-services.json
similarity index 100%
rename from app/google-services .json
rename to app/src/debug/google-services.json
diff --git a/build.gradle b/build.gradle
index f880bb0e5..dd59b4c6c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ buildscript {
         maven { url 'https://plugins.gradle.org/m2/' }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.1'
+        classpath 'com.android.tools.build:gradle:3.5.2'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath 'de.timfreiheit.resourceplaceholders:placeholders:0.3'
         classpath 'com.google.gms:google-services:4.3.2'