diff --git a/build_supports.sh b/build_supports.sh
index 3050890d3b..937b180bdd 100755
--- a/build_supports.sh
+++ b/build_supports.sh
@@ -32,6 +32,6 @@ echo "Uncompress vocabulary ..."
 cd ../ORB_Data
 tar -xf ORBvoc.txt.tar.gz
 
-# cd ../gf_orb_slam2
-# echo "Converting vocabulary to binary"
-# ./tools/bin_vocabulary
+cd ../gf_orb_slam2
+echo "Converting vocabulary to binary"
+./tools/bin_vocabulary