diff --git a/app/src/main/res/values-de/arrays.xml b/app/src/main/res/values-de/arrays.xml
index 33b0bdc..ff2f87d 100644
--- a/app/src/main/res/values-de/arrays.xml
+++ b/app/src/main/res/values-de/arrays.xml
@@ -1,9 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string-array name="price_group_entries">
+    <string-array name="pref_price_group_entries">
         <item>Alle</item>
         <item>Student</item>
         <item>Angestellter</item>
         <item>Andere</item>
     </string-array>
+    <string-array name="pref_price_group_values">
+        <item>all</item>
+        <item>student</item>
+        <item>employee</item>
+        <item>other</item>
+    </string-array>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 0f88eef..648efa6 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -43,4 +43,7 @@
     <string name="close">Schließen</string>
     <string name="open_data_policy">Datenschutzrichtlinie</string>
     <string name="open_data_policy_summary">Öffne die Datenschutzrichtlinie nach DSGVO</string>
+    <string name="pref_price_group_default">alle</string>
+    <string name="pref_price_group_title">Kantinenpreisgruppe</string>
+    <string name="pref_price_group_dialog">Preisgruppenauswahl</string>
 </resources>
\ No newline at end of file