diff --git a/obmc-flash-bmc b/obmc-flash-bmc
index 54dfbc9..67e3a88 100644
--- a/obmc-flash-bmc
+++ b/obmc-flash-bmc
@@ -514,6 +514,7 @@
   # Get root device /dev/mmcblkpX
   rootmatch=" on / "
   root="$(mount | grep "${rootmatch}")"
+  # shellcheck disable=SC2295
   root="${root%${rootmatch}*}"
 
   # Find the device label