diff --git a/jurafoo.sty b/jurafoo.sty
index fe613e6..120441b 100644
--- a/jurafoo.sty
+++ b/jurafoo.sty
@@ -203,3 +203,7 @@
   \usebibmacro{fshowcited}\newunit\newblock}%
   {}%
  \finentry}%
+
+\DefineBibliographyStrings{ngerman}{
+  kommentarin = {in:},
+}