diff --git a/build.gradle b/build.gradle
index 2d494b6e4..494a50d0a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,7 +4,7 @@ buildscript {
     jcenter()
   }
   dependencies {
-    classpath 'com.android.tools.build:gradle:3.1.4'
+    classpath "com.android.tools.build:gradle:3.1.4"
 
     // NOTE: Do not place your application dependencies here; they belong
     // in the individual module build.gradle files