--- a/Doc/lib/libthread.tex	Fri May 12 17:26:56 2006 +0000
+++ b/Doc/lib/libthread.tex	Sat May 13 06:56:38 2006 +0000
@@ -44,8 +44,8 @@
 \end{funcdesc}
 
 \begin{funcdesc}{interrupt_main}{}
-Raise a KeyboardInterrupt in the main thread.  A subthread can use this
-function to interrupt the main thread.
+Raise a \exception{KeyboardInterrupt} exception in the main thread.  A subthread
+can use this function to interrupt the main thread.
 \versionadded{2.3}
 \end{funcdesc}