diff --git a/lib/doc/Extended.lyx b/lib/doc/Extended.lyx
index 7fe975591a..85cf4acbea 100644
--- a/lib/doc/Extended.lyx
+++ b/lib/doc/Extended.lyx
@@ -15631,7 +15631,7 @@ Device Independent files (DVI files) are produced by running LaTeX on your
 \end_layout
 
 \begin_layout Subsection
-PostScript®
+PostScript
 \end_layout
 
 \begin_layout Standard