diff --git a/ghc/docs/users_guide/glasgow_exts.sgml b/ghc/docs/users_guide/glasgow_exts.sgml
index 2eaf5405e888bba036704e476d738aaa14fdf936..c962f87358c421a5f02c6cad07b3c287f69711f5 100644
--- a/ghc/docs/users_guide/glasgow_exts.sgml
+++ b/ghc/docs/users_guide/glasgow_exts.sgml
@@ -2923,7 +2923,7 @@ use of <Function>assert</Function> in the user's source:
 
 <ProgramListing>
 kelvinToC :: Double -> Double
-kelvinToC k = assert (k &amp;gt;= 0.0) (k+273.15)
+kelvinToC k = assert (k &gt;= 0.0) (k+273.15)
 </ProgramListing>
 
 </Para>