diff --git a/app/build.gradle b/app/build.gradle
index d3fa417..c173137 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -17,7 +17,6 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
-    buildToolsVersion '27.0.3'
 }
 
 dependencies {