diff --git a/l10n/de.js b/l10n/de_DE.js
similarity index 100%
rename from l10n/de.js
rename to l10n/de_DE.js
diff --git a/l10n/de.json b/l10n/de_DE.json
similarity index 100%
rename from l10n/de.json
rename to l10n/de_DE.json
diff --git a/translationfiles/de/simplesettings.po b/translationfiles/de_DE/simplesettings.po
similarity index 100%
rename from translationfiles/de/simplesettings.po
rename to translationfiles/de_DE/simplesettings.po