diff --git a/.gitignore b/.gitignore
index 39fb081..2930624 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,8 +1,8 @@
 *.iml
 .gradle
 /local.properties
-/.idea/workspace.xml
-/.idea/libraries
+/.idea/*
+/.idea - PC/*
 .DS_Store
 /build
 /captures
diff --git a/app/src/main/java/de/sebse/fuplanner/MainActivity.java b/app/src/main/java/de/sebse/fuplanner/MainActivity.java
index 6071bb0..3ef6432 100644
--- a/app/src/main/java/de/sebse/fuplanner/MainActivity.java
+++ b/app/src/main/java/de/sebse/fuplanner/MainActivity.java
@@ -11,7 +11,6 @@ import com.google.android.material.navigation.NavigationView;
 
 import java.util.HashMap;
 import java.util.Iterator;
-import java.util.function.BiConsumer;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.StringRes;
diff --git a/app/src/main/java/de/sebse/fuplanner/fragments/moddetails/ModDetailResourceFragment.java b/app/src/main/java/de/sebse/fuplanner/fragments/moddetails/ModDetailResourceFragment.java
index ad0568a..c8671d1 100644
--- a/app/src/main/java/de/sebse/fuplanner/fragments/moddetails/ModDetailResourceFragment.java
+++ b/app/src/main/java/de/sebse/fuplanner/fragments/moddetails/ModDetailResourceFragment.java
@@ -38,7 +38,7 @@ import de.sebse.fuplanner.tools.ui.treeview.FileNodeBinder;
 import de.sebse.fuplanner.tools.ui.treeview.TreeNode;
 import de.sebse.fuplanner.tools.ui.treeview.TreeViewAdapter;
 
-import static android.support.v4.content.ContextCompat.checkSelfPermission;
+import static androidx.core.content.ContextCompat.checkSelfPermission;
 
 /**
  * A simple {@link Fragment} subclass.
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index 7fe6ece..64392eb 100644
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -13,6 +13,6 @@
         android:title="@string/open_data_policy"
         android:summary="@string/open_data_policy_summary">
         <intent android:action="android.intent.action.VIEW"
-            android:data="https://gogs.sebse.de/Caesar2011/FUPlanner/src/master/datenschutz.md" />
+            android:data="https://git.imp.fu-berlin.de/seedorf96/fuplanner/blob/master/datenschutz.md" />
     </PreferenceScreen>
 </PreferenceScreen>
\ No newline at end of file