diff --git a/doc/doxygen/mainpage b/doc/doxygen/mainpage
index 76220642f531403f956e40f7fc9027cdd0f33e0b..8552db8c711e048fa78a3f18affcbfa91a8064aa 100644
--- a/doc/doxygen/mainpage
+++ b/doc/doxygen/mainpage
@@ -6,7 +6,7 @@ Welcome to %Dune
 
 \section mods Modules
 
-For overview of existing modules have a look at \subpage modules
+For an overview of the existing modules have a look at \subpage modules
 
 */