diff --git a/common/recipes-phosphor/flash/phosphor-software-manager/obmc-flash-bmc b/common/recipes-phosphor/flash/phosphor-software-manager/obmc-flash-bmc
index 4c32ab4..60e976b 100644
--- a/common/recipes-phosphor/flash/phosphor-software-manager/obmc-flash-bmc
+++ b/common/recipes-phosphor/flash/phosphor-software-manager/obmc-flash-bmc
@@ -161,8 +161,8 @@
     if [ ! -z "$vol" ]; then
         vol="${vol%_*}"
 
-        if grep -q "${vol}:$rmname" /proc/mounts; then
-            mountdir=$(grep "${vol}:$rmname" /proc/mounts | cut -d " " -f 2)
+        if grep -q "$rmname" /proc/mounts; then
+            mountdir=$(grep "$rmname" /proc/mounts | cut -d " " -f 2)
             umount "$mountdir"
             rm -r "$mountdir"
         fi