diff --git a/doc/building.dox b/doc/building.dox
index 13f942db0..cae547137 100644
--- a/doc/building.dox
+++ b/doc/building.dox
@@ -259,7 +259,7 @@ Building is easy, just change directory to package root, link or copy
 @code{.sh}
 git clone git://github.com/mosra/magnum && cd magnum
 ln -s package/debian .
-dpkg-buildpackage
+dpkg-buildpackage --no-sign
 @endcode
 
 This will compile binary and development packages, which will then appear in a