diff --git a/app/build.gradle b/app/build.gradle
index 897b6d502..90dae99d9 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,12 +1,12 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 26
-    buildToolsVersion "26.0.2"
+    compileSdkVersion 27
+    buildToolsVersion "27.0.0"
     defaultConfig {
         applicationId "fr.gouv.etalab.mastodon"
         minSdkVersion 15
-        targetSdkVersion 26
+        targetSdkVersion 27
         versionCode 68
         versionName "1.5.8"
     }
@@ -32,10 +32,10 @@ allprojects {
     }
 }
 dependencies {
-    implementation 'com.android.support:appcompat-v7:26.1.0'
-    implementation 'com.android.support:design:26.1.0'
-    implementation 'com.android.support:support-v4:26.1.0'
-    implementation 'com.android.support:recyclerview-v7:26.1.0'
+    implementation 'com.android.support:appcompat-v7:27.0.0'
+    implementation 'com.android.support:design:27.0.0'
+    implementation 'com.android.support:support-v4:27.0.0'
+    implementation 'com.android.support:recyclerview-v7:27.0.0'
     implementation 'com.loopj.android:android-async-http:1.4.9'
     implementation 'com.nostra13.universalimageloader:universal-image-loader:1.9.5'
     implementation 'com.evernote:android-job:1.2.0'