diff --git a/l10n/de/viewer.properties b/l10n/de/viewer.properties
index c9908b506..cb7761b01 100644
--- a/l10n/de/viewer.properties
+++ b/l10n/de/viewer.properties
@@ -62,6 +62,26 @@ hand_tool_enable_label=Hand-Werkzeug aktivieren
 hand_tool_disable.title=Hand-Werkzeug deaktivieren
 hand_tool_disable_label=Hand-Werkzeug deaktivieren
 
+# Document properties dialog box
+document_properties.title=Dokumenteigenschaften…
+document_properties_label=Dokumenteigenschaften…
+document_properties_file_name=Dateiname:
+document_properties_file_size=Dateigröße:
+document_properties_kb={{size_kb}} KB ({{size_b}} bytes)
+document_properties_mb={{size_mb}} MB ({{size_b}} bytes)
+document_properties_title=Titel:
+document_properties_author=Verfasser:
+document_properties_subject=Thema:
+document_properties_keywords=Stichwörter:
+document_properties_creation_date=Erstellt am:
+document_properties_modification_date=Geändert am:
+document_properties_date_string={{date}}, {{time}}
+document_properties_creator=Anwendung:
+document_properties_producer=PDF erstellt mit:
+document_properties_version=PDF-Version:
+document_properties_page_count=Seitenanzahl:
+document_properties_close=OK
+
 # Tooltips and alt text for side panel toolbar buttons
 # (the _label strings are alt text for the buttons, the .title strings are
 # tooltips)