diff --git a/AnkiDroid/build.gradle b/AnkiDroid/build.gradle
index 394b4358178d..4c8cb5a82dcf 100644
--- a/AnkiDroid/build.gradle
+++ b/AnkiDroid/build.gradle
@@ -99,18 +99,24 @@ task jacocoTestReport(type: JacocoReport, dependsOn: ['testDebugUnitTest', 'crea
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation 'com.android.support:appcompat-v7:27.1.1'
+    implementation 'com.android.support:appcompat-v7:27.0.2'
     // Note: the design support library can be quite buggy, so test everything thoroughly before updating it
-    implementation 'com.android.support:design:27.1.1'
-    implementation 'com.android.support:customtabs:27.1.1'
-    implementation 'com.android.support:recyclerview-v7:27.1.1'
+    implementation 'com.android.support:design:27.0.2'
+    implementation 'com.android.support:customtabs:27.0.2'
+    implementation 'com.android.support:recyclerview-v7:27.0.2'
     implementation 'io.requery:sqlite-android:3.24.0'
     implementation 'android.arch.persistence:db:1.1.1'
     implementation 'com.afollestad.material-dialogs:core:0.9.6.0'
     implementation 'com.getbase:floatingactionbutton:1.10.1'
-    implementation 'ch.acra:acra-http:5.2.0'
-    implementation 'ch.acra:acra-dialog:5.2.0'
-    implementation 'ch.acra:acra-toast:5.2.0'
+    implementation('ch.acra:acra-http:5.2.0') {
+        exclude group: 'com.android.support'
+    }
+    implementation('ch.acra:acra-dialog:5.2.0') {
+        exclude group: 'com.android.support'
+    }
+    implementation('ch.acra:acra-toast:5.2.0') {
+        exclude group: 'com.android.support'
+    }
     implementation 'com.jakewharton.timber:timber:4.7.1'
     implementation 'com.google.code.gson:gson:2.8.5'
     implementation 'org.jsoup:jsoup:1.11.3'