diff --git a/media-libs/libao/libao-1.0.0.bep b/media-libs/libao/libao-1.0.0.bep
index 2e52ba1e3..65c91b962 100644
--- a/media-libs/libao/libao-1.0.0.bep
+++ b/media-libs/libao/libao-1.0.0.bep
@@ -11,11 +11,13 @@ BUILD {
 	aclocal
 	autoconf
 	automake
-	MANDIR=`finddir B_COMMON_DOCUMENTATION_DIRECTORY`/man
+	sed -i 's/$(datadir)\/aclocal/`finddir B_COMMON_DATA_DIRECTORY`\/aclocal/g' M*
+	COMMON_DOCS=`finddir B_COMMON_DOCUMENTATION_DIRECTORY`
 	LIBDIR=`finddir B_COMMON_LIB_DIRECTORY`
 	./configure --prefix=`finddir B_COMMON_DIRECTORY` \
 		--libdir=$LIBDIR \
-		--mandir=$MANDIR
+		--datarootdir=$COMMON_DOCS \
+		--mandir=$COMMON_DOCS/man
 	make
 }