diff --git a/app/build.gradle b/app/build.gradle
index ffbb8fdd..1960a06a 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,7 +2,7 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion = 27
-    buildToolsVersion = "27"
+    buildToolsVersion = "27.0.1"
 
     defaultConfig {
         applicationId = "eu.faircode.netguard"