Fix comma.

diff --git a/doc/protocol/protocol.tex b/doc/protocol/protocol.tex
index 3d3f9be..e7b4866 100644 (file)
--- a/doc/protocol/protocol.tex
+++ b/doc/protocol/protocol.tex
@@ -28,7 +28,7 @@ intends to document that protocol, so that third parties can write
 their own client programs.
 
 It is worthy of note that there exists a library, called
-\texttt{libdcui} that carries out much of the low level work of
+\texttt{libdcui}, that carries out much of the low level work of
 speaking the protocol, facilitating the creation of new client
 programs. In itself, \texttt{libdcui} is written in the C programming
 language and is intended to be used by other programs written in C,