diff --git a/example/mu/example.dtx b/example/mu/example.dtx
index 70f3510bc0c5181d84e226c56381be82701aae2f..8d010a87a1cee72de3819a1eb24920dde809b3da 100644
--- a/example/mu/example.dtx
+++ b/example/mu/example.dtx
@@ -517,7 +517,7 @@
 \usepackage{makeidx}      %% The `makeidx` package contains
 \makeindex                %% helper commands for index typesetting.
 \usepackage[acronym]{glossaries}          %% The `glossaries` package
-\nenewcommand*\glspostdescription{\hfill} %% contains helper commands
+\renewcommand*\glspostdescription{\hfill} %% contains helper commands
 \makeglossaries                           %% for dict and loa
 \input{example-terms-abbrv}               %% typesetting.
 %% These additional packages are used within the document: