diff --git a/appendixa/groff-desc.xml b/appendixa/groff-desc.xml
index ee7150324..954f0441d 100644
--- a/appendixa/groff-desc.xml
+++ b/appendixa/groff-desc.xml
@@ -142,7 +142,7 @@ standard output, and repeats this process until the end of input.
 <sect3><title>neqn</title>
 
 <para>
-It is currently not known what neqn is and what it does.
+The neqn script formats equations for ascii output.
 </para>
 
 </sect3>