diff --git a/.travis.yml b/.travis.yml
index 7a3f8b66f..a392baf03 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: android
 sudo: false
 android:
     components:
-        - build-tools-23.0.1
+        - build-tools-23.0.2
         - android-23
         - extra-android-m2repository
 script:
diff --git a/opacclient/opacapp/build.gradle b/opacclient/opacapp/build.gradle
index 8b42957e7..86ef6522a 100644
--- a/opacclient/opacapp/build.gradle
+++ b/opacclient/opacapp/build.gradle
@@ -2,7 +2,7 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 23
-    buildToolsVersion '23.0.1'
+    buildToolsVersion '23.0.2'
 
     defaultConfig {
         applicationId "de.geeksfactory.opacclient"
@@ -58,16 +58,16 @@ dependencies {
     compile(project(':libopac')) {
         transitive = false
     }
-    compile('ch.acra:acra:4.5.0') {
+    compile('ch.acra:acra:4.6.2') {
         exclude group: 'org.json', module: 'json'
     }
     compile 'org.jsoup:jsoup:1.8.3'
     compile 'com.github.machinarius:preferencefragment:0.1.1'
-    compile 'com.android.support:design:23.1.0'
-    compile 'com.android.support:support-v4:23.1.0'
-    compile 'com.android.support:appcompat-v7:23.1.0'
-    compile 'com.android.support:palette-v7:23.1.0'
-    compile 'com.android.support:cardview-v7:23.1.0'
+    compile 'com.android.support:design:23.1.1'
+    compile 'com.android.support:support-v4:23.1.1'
+    compile 'com.android.support:appcompat-v7:23.1.1'
+    compile 'com.android.support:palette-v7:23.1.1'
+    compile 'com.android.support:cardview-v7:23.1.1'
     compile 'com.nineoldandroids:library:2.4.0'
     compile 'org.apmem.tools:layouts:1.8@aar'
     compile 'org.apache.httpcomponents:httpclient-android:4.3.5.1'
diff --git a/opacclient/opacapp/src/main/java/de/geeksfactory/opacclient/OpacClient.java b/opacclient/opacapp/src/main/java/de/geeksfactory/opacclient/OpacClient.java
index 920fe035d..4fdbb2b26 100644
--- a/opacclient/opacapp/src/main/java/de/geeksfactory/opacclient/OpacClient.java
+++ b/opacclient/opacapp/src/main/java/de/geeksfactory/opacclient/OpacClient.java
@@ -85,7 +85,7 @@
 import de.geeksfactory.opacclient.storage.StarContentProvider;
 import de.geeksfactory.opacclient.utils.ErrorReporter;
 
-@ReportsCrashes(formKey = "", mailTo = "info@opacapp.de",
+@ReportsCrashes(mailTo = "info@opacapp.de",
         mode = org.acra.ReportingInteractionMode.NOTIFICATION,
         sendReportsInDevMode = false,
         resToastText = R.string.crash_toast_text)
@@ -423,8 +423,7 @@ public void onCreate() {
             config.setResNotifText(R.string.crash_notif_text);
             config.setResNotifIcon(android.R.drawable.stat_notify_error);
             config.setResDialogText(R.string.crash_dialog_text);
-            ACRA.setConfig(config);
-            ACRA.init(this);
+            ACRA.init(this, config);
 
             if (getLibrary() != null) {
                 ACRA.getErrorReporter().putCustomData("library",