diff --git a/build.gradle b/build.gradle
index 8fb3c4ba..f795b13a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,16 +6,16 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.0.1'
+        classpath "com.android.tools.build:gradle:4.0.1"
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-android-extensions:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
-        classpath 'com.google.gms:google-services:4.3.3'
+        classpath "com.google.gms:google-services:4.3.3"
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
-        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.3.0'
-        classpath 'com.google.firebase:perf-plugin:1.3.1'
-        classpath 'com.google.android.gms:oss-licenses-plugin:0.10.2'
+        classpath "com.google.firebase:firebase-crashlytics-gradle:2.3.0"
+        classpath "com.google.firebase:perf-plugin:1.3.1"
+        classpath "com.google.android.gms:oss-licenses-plugin:0.10.2"
     }
 }
 
@@ -24,7 +24,7 @@ allprojects {
         google()
         jcenter()
         maven { url "https://jitpack.io" }
-        maven { url 'https://guardian.github.com/maven/repo-releases' }
+        maven { url "https://guardian.github.com/maven/repo-releases" }
     }
 }