diff --git a/Doc/lib/libpopen2.tex b/Doc/lib/libpopen2.tex
index 3bba4cc8cdd..d36be013593 100644
--- a/Doc/lib/libpopen2.tex
+++ b/Doc/lib/libpopen2.tex
@@ -5,7 +5,7 @@
 \section{Standard Module \module{popen2}}
 \declaremodule{standard}{popen2}
 
-\modulesynopsis{None}
+\modulesynopsis{Subprocesses with accessible standard I/O streams.}
 
 
 This module allows you to spawn processes and connect their