diff --git a/Doc/lib/emailmessage.tex b/Doc/lib/emailmessage.tex
index ecf24eb..1abe68c 100644
--- a/Doc/lib/emailmessage.tex
+++ b/Doc/lib/emailmessage.tex
@@ -38,7 +38,7 @@
 envelope header; it defaults to 0.
 \end{methoddesc}
 
-\begin{methoddesc}[Message]{__str__()}{}
+\begin{methoddesc}[Message]{__str__}{}
 Equivalent to \method{aMessage.as_string(unixfrom=1)}.
 \end{methoddesc}