diff --git a/res/values-de/strings.xml b/res/values-de/strings.xml
index 4e8bf996a..94db489ee 100644
--- a/res/values-de/strings.xml
+++ b/res/values-de/strings.xml
@@ -21,5 +21,8 @@
     <string name="pref_display_title">Anzeige</string>
     <string name="pref_zoom_title">Zoom</string>
     <string name="pref_zoom_dialogtitle">Zoom</string>
+    <string name="menu_togglenightmode">Nachtmodus</string>
+    <string name="pref_zoom_enable">Zoom aktivieren</string>
+    <string name="pref_zoom_enable_summary">Zoom Knopf darstellen</string>
     <string name="menu_exit">Schliessen</string>
 </resources>
diff --git a/res/values-fr/strings.xml b/res/values-fr/strings.xml
index e1b60bf96..86f4a0f07 100644
--- a/res/values-fr/strings.xml
+++ b/res/values-fr/strings.xml
@@ -21,5 +21,8 @@
     <string name="pref_display_title">Affichage</string>
     <string name="pref_zoom_title">Zoom</string>
     <string name="pref_zoom_dialogtitle">Zoom</string>
+    <string name="menu_togglenightmode">Couleurs inversées</string>
+    <string name="pref_zoom_enable">Activer le zoom/string>
+    <string name="pref_zoom_enable_summary">Afficher le bouton de zoom</string>
     <string name="menu_exit">Quitter</string>
 </resources>