diff --git a/Doc/lib/libnntplib.tex b/Doc/lib/libnntplib.tex
index dade6b7fedf..011524ba91c 100644
--- a/Doc/lib/libnntplib.tex
+++ b/Doc/lib/libnntplib.tex
@@ -203,7 +203,7 @@ Send a \samp{BODY} command, where \var{id} has the same meaning as for
 \end{methoddesc}
 
 \begin{methoddesc}{article}{id}
-Send a \samp{ARTICLE} command, where \var{id} has the same meaning as
+Send an \samp{ARTICLE} command, where \var{id} has the same meaning as
 for \method{stat()}.  Return as for \method{head()}.
 \end{methoddesc}