diff --git a/l10n/de-DE/metadata.inc b/l10n/de-DE/metadata.inc
index 414c25a2d..f6e912942 100644
--- a/l10n/de-DE/metadata.inc
+++ b/l10n/de-DE/metadata.inc
@@ -1,6 +1,6 @@
     <em:localized>
       <Description>
-        <em:locale>en-US</em:locale>
+        <em:locale>de-DE</em:locale>
         <em:name>PDF Viewer</em:name>
         <em:description>Nutzt HTML5 um PDFs direkt in Firefox anzuzeigen.</em:description>
       </Description>