diff --git a/tools/dev/bash_profile b/tools/dev/bash_profile
index ea4438a..f9754af 100644
--- a/tools/dev/bash_profile
+++ b/tools/dev/bash_profile
@@ -67,14 +67,14 @@
         [ ! -f $ONOS_ROOT/tools/test/cells/$1 ] && \
             echo "No such cell: $1" >&2 && return 1
         unset ONOS_CELL ONOS_NIC ONOS_FEATURES
-        unset OC1 OC2 OC3 OC4 OC5 OC6 OC7 OC8 OC9 OCN OCI
+        unset OC0 OC1 OC2 OC3 OC4 OC5 OC6 OC7 OC8 OC9 OCN OCI
         export ONOS_CELL=$1
         . $ONOS_ROOT/tools/test/cells/$1
         cell
     else
         env | egrep "ONOS_CELL"
         env | egrep "OCI"
-        env | egrep "OC[1-9]+" | sort
+        env | egrep "OC[0-9]+" | sort
         env | egrep "OCN"
         env | egrep "ONOS_" | egrep -v 'ONOS_ROOT|ONOS_CELL'
     fi