diff --git a/doc/handbook/install.tex b/doc/handbook/install.tex
index 326cc5d96..270e344cf 100644
--- a/doc/handbook/install.tex
+++ b/doc/handbook/install.tex
@@ -15,7 +15,7 @@ After installing source code for all requirered \Dune modules including the \Dum
 \paragraph{Basic prerequisites} \label{prerequisites}
 The gnu toolchain of \texttt{g++}  and related gnu variants of developertools like \texttt{libtool}, \texttt{make} and
 and \texttt{automake} must be available in a recent version. \Dumux property system (i.e. parts of code) makes use of libboost. It is thus necessary
-to install developer version of \testtt{boost}.
+to install developer version of \texttt{boost}.
 The building of documentation requirers latex and auxiliary tools like dvipdf, bibtex (e.g. as of tex-live distribution) installed. Additionally the program convert of package ImageMagick is needed too build the handbook.  If you use configuration-switch --enable-doxygen for documentation you will also need doxygen.
 
 Depending on usage of external libraries the required software packages may vary. Beside the section on external properties below it is a good idea also to check \Dune-Wiki for informations about working with external packages. \\