diff --git a/brouter-routing-app/src/main/AndroidManifest.xml b/brouter-routing-app/src/main/AndroidManifest.xml
index a2f9dfa..e210ef7 100644
--- a/brouter-routing-app/src/main/AndroidManifest.xml
+++ b/brouter-routing-app/src/main/AndroidManifest.xml
@@ -92,6 +92,7 @@
             android:name=".RoutingParameterDialog"
             android:exported="true"
             android:launchMode="singleTask"
+            android:configChanges="orientation|screenSize|keyboardHidden"
             />
 
         <service
diff --git a/brouter-routing-app/src/main/java/btools/routingapp/RoutingParameterDialog.java b/brouter-routing-app/src/main/java/btools/routingapp/RoutingParameterDialog.java
index 4f892c6..8eb4365 100644
--- a/brouter-routing-app/src/main/java/btools/routingapp/RoutingParameterDialog.java
+++ b/brouter-routing-app/src/main/java/btools/routingapp/RoutingParameterDialog.java
@@ -4,6 +4,7 @@ import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.content.res.Configuration;
 import android.os.Build;
 import android.os.Bundle;
 import android.window.OnBackInvokedCallback;
@@ -202,6 +203,11 @@ public class RoutingParameterDialog extends AppCompatActivity {
     }
   }
 
+  @Override
+  public void onConfigurationChanged(Configuration newConfig) {
+    super.onConfigurationChanged(newConfig);
+  }
+
 
   public static class MyPreferenceFragment extends PreferenceFragmentCompat {