diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index cd6ab46..52c3ac2 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -129,4 +129,20 @@
     <string name="savedToDownloads">Im Downloadordner gespeichert</string>
     <string name="savingFailed">Speichern fehlgeschlagen</string>
     <string name="share">Teilen</string>
+    <string name="timeMinuteShort">min</string>
+    <string name="timeHourShort">h</string>
+    <string name="timeSecondsShort">s</string>
+    <string name="errorEnterValidNumber">Gebe eine gültige Zahl ein</string>
+    <string name="errorWorkoutAddFuture">Das Workout kann sich nicht in der Zukunft befinden</string>
+    <string name="errorEnterValidDuration">Gebe eine gültige Dauer ein</string>
+    <string name="workoutEdited">Dieses Workout wurde bearbeitet.</string>
+    <string name="workoutTypeOther">Anderes</string>
+    <string name="type">Typ</string>
+    <string name="enterWorkout">Workout eingeben</string>
+    <string name="setDuration">Dauer setzen</string>
+    <string name="info">Info</string>
+    <string name="OpenStreetMapAttribution">© OpenStreetMap Mitwirkende</string>
+    <string name="theme">Thema</string>
+    <string name="hintRestart">Bitte die App neustarten, damit die Änderungen wirksam werden</string>
+    <string name="noComment">Kein Kommentar</string>
 </resources>
diff --git a/app/src/main/res/values-de/theme_setting.xml b/app/src/main/res/values-de/theme_setting.xml
new file mode 100644
index 0000000..54eda48
--- /dev/null
+++ b/app/src/main/res/values-de/theme_setting.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (c) 2020 Jannis Scheibe <jannis@tadris.de>
+  ~
+  ~ This file is part of FitoTrack
+  ~
+  ~ FitoTrack is free software: you can redistribute it and/or modify
+  ~     it under the terms of the GNU General Public License as published by
+  ~     the Free Software Foundation, either version 3 of the License, or
+  ~     (at your option) any later version.
+  ~
+  ~     FitoTrack is distributed in the hope that it will be useful,
+  ~     but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~     GNU General Public License for more details.
+  ~
+  ~     You should have received a copy of the GNU General Public License
+  ~     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<resources>
+
+    <string-array name="pref_theme_setting">
+        <item>Hell</item>
+        <item>Dunkel</item>
+    </string-array>
+
+</resources>
\ No newline at end of file