diff --git a/lib/doc/Customization.lyx b/lib/doc/Customization.lyx
index dc4dbb7b4d..06cf29a13d 100644
--- a/lib/doc/Customization.lyx
+++ b/lib/doc/Customization.lyx
@@ -11440,8 +11440,6 @@ status collapsed
 \begin_layout Itemize
 
 \change_inserted -712698321 1431070588
-
-\lang ngerman
 \begin_inset Flex Code
 status collapsed
 
@@ -11453,8 +11451,6 @@ PassThruChars
 
 \end_inset
 
-
-\lang english
  [
 \begin_inset Flex Code
 status collapsed