diff --git a/common/ublk b/common/ublk
index c4d1e340..c065db21 100644
--- a/common/ublk
+++ b/common/ublk
@@ -40,3 +40,9 @@ _exit_ublk() {
 	udevadm settle
 	modprobe -r -q ublk_drv
 }
+
+if which rublk > /dev/null 2>&1; then
+	export UBLK_PROG="src/rublk_wrapper.sh"
+else
+	export UBLK_PROG="src/miniublk"
+fi
diff --git a/tests/block/033 b/tests/block/033
index 762f606b..510e1c56 100755
--- a/tests/block/033
+++ b/tests/block/033
@@ -17,7 +17,7 @@ requires() {
 }
 
 test() {
-	local ublk_prog="src/miniublk"
+	local UBLK_PROG="src/miniublk"
 
 	echo "Running ${TEST_NAME}"
 
@@ -25,15 +25,15 @@ test() {
 		return 1
 	fi
 
-	${ublk_prog} add -t null -n 0 > "$FULL"
+	${UBLK_PROG} add -t null -n 0 > "$FULL"
 	udevadm settle
-	if ! ${ublk_prog} list -n 0 >> "$FULL"; then
+	if ! ${UBLK_PROG} list -n 0 >> "$FULL"; then
 		echo "fail to list dev"
 	fi
 	if ! dd if=/dev/ublkb0 iflag=direct of=/dev/null bs=1M count=512 >> "$FULL" 2>&1; then
 		echo "fail io"
 	fi
-	${ublk_prog} del -n 0 >> "$FULL"
+	${UBLK_PROG} del -n 0 >> "$FULL"
 
 	_exit_ublk
 
diff --git a/tests/ublk/rc b/tests/ublk/rc
index 5fbf8613..530b0977 100644
--- a/tests/ublk/rc
+++ b/tests/ublk/rc
@@ -6,16 +6,9 @@
 
 . common/rc
 . common/ublk
-. common/fio
 
 group_requires() {
 	_have_root
 	_have_ublk
 	_have_fio
 }
-
-if which rublk > /dev/null 2>&1; then
-	export UBLK_PROG="src/rublk_wrapper.sh"
-else
-	export UBLK_PROG="src/miniublk"
-fi