diff --git a/build.gradle b/build.gradle
index 0bf904b4b..638ed0b17 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,13 +2,12 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 27
-    buildToolsVersion "27.0.3"
 
     defaultConfig {
         applicationId "com.topjohnwu.magisk"
         minSdkVersion 21
         targetSdkVersion 27
-        versionCode 105
+        versionCode 107
         versionName "5.6.1"
         javaCompileOptions {
             annotationProcessorOptions {
@@ -47,10 +46,10 @@ dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
     implementation project(':utils')
     implementation 'com.github.topjohnwu:libsu:1.1.1'
-    implementation 'com.android.support:recyclerview-v7:27.1.0'
-    implementation 'com.android.support:cardview-v7:27.1.0'
-    implementation 'com.android.support:design:27.1.0'
-    implementation 'com.android.support:support-v4:27.1.0'
+    implementation 'com.android.support:recyclerview-v7:27.0.2'
+    implementation 'com.android.support:cardview-v7:27.0.2'
+    implementation 'com.android.support:design:27.0.2'
+    implementation 'com.android.support:support-v4:27.0.2'
     implementation 'com.jakewharton:butterknife:8.8.1'
     implementation 'com.atlassian.commonmark:commonmark:0.10.0'
     implementation 'org.kamranzafar:jtar:2.3'