diff --git a/bin/tools/pre-commit-hook b/bin/tools/pre-commit-hook
index 551af76c6ce41eeabc4868351e17ffe205237a2f..e4506658619d7a30ea5cbff6cea8e27c648fe491 100755
--- a/bin/tools/pre-commit-hook
+++ b/bin/tools/pre-commit-hook
@@ -3,7 +3,7 @@
 # =========                 |
 # \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
 #  \\    /   O peration     |
-#   \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
+#   \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
 #    \\/     M anipulation  |
 #------------------------------------------------------------------------------
 # License
@@ -147,7 +147,7 @@ checkIllegalCode()
     do
         case "$f" in
         # exclude potential makefiles
-        (*[Mm]akefile* | wmake/rules/*)
+        (*[Mm]akefile* | wmake/rules/* | *.f* | *.v[cf]proj | *.pdf | *.png | *.html | *.gif | *.css)
         ;;
         (*)
             fileType=`file -b $f`