diff --git a/app/build.gradle b/app/build.gradle
index 8a26043..fbb3009 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -27,28 +27,15 @@ android {
 
 
 dependencies {
-    implementation 'androidx.recyclerview:recyclerview:1.0.0'
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-    androidTestImplementation('androidx.test.espresso:espresso-core:3.1.0-beta02', {
-        exclude group: 'com.android.support', module: 'support-annotations'
-    })
+    implementation 'androidx.recyclerview:recyclerview:1.0.0'
     implementation 'androidx.preference:preference:1.0.0'
-    implementation 'com.google.android.material:material:1.0.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.0-alpha3'
     implementation 'com.android.volley:volley:1.1.0'
-    //noinspection GradleDependency
-    implementation 'com.google.android.gms:play-services-auth:15.0.0'
-    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
-    testImplementation 'junit:junit:4.12'
-    implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation 'androidx.appcompat:appcompat:1.0.2'
-    implementation 'org.jbundle.util.osgi.wrapped:org.jbundle.util.osgi.wrapped.org.apache.http.client:4.1.2'
-    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
-    implementation 'org.jetbrains:annotations-java5:15.0'
-    //implementation 'com.github.quivr:android-week-view:2.0.2'//com.github.alamkanak:android-week-view:1.2.6
-    implementation 'com.ms-square:expandableTextView:0.1.4'
-    // https://github.com/bignerdranch/expandable-recycler-view
-    implementation 'com.bignerdranch.android:expandablerecyclerview:3.0.0-RC1'
     implementation 'com.github.Cutta:TagView:1.3'
-    implementation files('libs/jericho-html-3.4.jar')
+    implementation 'com.google.android.material:material:1.0.0'
+    implementation 'com.google.android.gms:play-services-base:16.1.0'
+    implementation 'com.ms-square:expandableTextView:0.1.4'
+    implementation 'org.jetbrains:annotations-java5:15.0'
+    //implementation 'com.github.quivr:android-week-view:2.0.2' //com.github.alamkanak:android-week-view:1.2.6
 }
diff --git a/app/src/androidTest/java/de/sebse/fuplanner/ExampleInstrumentedTest.java b/app/src/androidTest/java/de/sebse/fuplanner/ExampleInstrumentedTest.java
deleted file mode 100644
index dbb0688..0000000
--- a/app/src/androidTest/java/de/sebse/fuplanner/ExampleInstrumentedTest.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package de.sebse.fuplanner;
-
-import android.content.Context;
-
-import org.junit.Test;
-import org.junit.runner.RunWith;
-
-import androidx.test.InstrumentationRegistry;
-import androidx.test.runner.AndroidJUnit4;
-
-import static org.junit.Assert.*;
-
-/**
- * Instrumentation test, which will execute on an Android device.
- *
- * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
- */
-@RunWith(AndroidJUnit4.class)
-public class ExampleInstrumentedTest {
-    @Test
-    public void useAppContext() throws Exception {
-        // Context of the app under test.
-        Context appContext = InstrumentationRegistry.getTargetContext();
-
-        assertEquals("de.sebse.fuplanner", appContext.getPackageName());
-    }
-}
diff --git a/app/src/main/java/de/sebse/fuplanner/tools/CustomNotificationManager.java b/app/src/main/java/de/sebse/fuplanner/tools/CustomNotificationManager.java
index 73e8f46..36f8da7 100644
--- a/app/src/main/java/de/sebse/fuplanner/tools/CustomNotificationManager.java
+++ b/app/src/main/java/de/sebse/fuplanner/tools/CustomNotificationManager.java
@@ -20,7 +20,7 @@ public class CustomNotificationManager {
 
     public static void sendNotification(Context context, String textTitle, String textContent) {
         Intent intent = new Intent(context, MainActivity.class);
-        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_TASK_ON_HOME);
         PendingIntent pendingIntent = PendingIntent.getActivity(context, 0, intent, 0);
 
 
diff --git a/app/src/test/java/de/sebse/fuplanner/ExampleUnitTest.java b/app/src/test/java/de/sebse/fuplanner/ExampleUnitTest.java
deleted file mode 100644
index 2cb0d2e..0000000
--- a/app/src/test/java/de/sebse/fuplanner/ExampleUnitTest.java
+++ /dev/null
@@ -1,17 +0,0 @@
-package de.sebse.fuplanner;
-
-import org.junit.Test;
-
-import static org.junit.Assert.*;
-
-/**
- * Example local unit test, which will execute on the development machine (host).
- *
- * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
- */
-public class ExampleUnitTest {
-    @Test
-    public void addition_isCorrect() throws Exception {
-        assertEquals(4, 2 + 2);
-    }
-}
\ No newline at end of file