diff --git a/STLs/VORON2.4/Exhaust_Filter/exhaust_filter_mount_x2.stl b/STLs/VORON2.4/Exhaust_Filter/[a]_exhaust_filter_mount_x2.stl
similarity index 100%
rename from STLs/VORON2.4/Exhaust_Filter/exhaust_filter_mount_x2.stl
rename to STLs/VORON2.4/Exhaust_Filter/[a]_exhaust_filter_mount_x2.stl