diff --git a/app-doc/doxygen/files/doxygen-1.5-qtlibdir.patch b/app-doc/doxygen/files/doxygen-1.5-qtlibdir.patch
new file mode 100644
--- /dev/null
+++ b/app-doc/doxygen/files/doxygen-1.5-qtlibdir.patch
@@ -0,0 +1,11 @@
+--- configure.orig	2008-02-15 18:40:57.000000000 -0800
++++ configure	2008-02-15 19:06:13.000000000 -0800
+@@ -276,6 +276,8 @@
+         echo "QTDIR is set to $QTDIR, but library directory $QTDIR/lib does not exist!"
+         exit 2
+       fi
++    fi
++    if test -d "$QTDIR/lib64"; then
+       LIBDIR=lib64
+     fi
+     if test ! -d "$QTDIR/include"; then