diff --git a/blktests/tests/zbd/009 b/blktests/tests/zbd/009
index b268483c2314883de548a4eef2a30a4bb5bea104..8c01d5a66c37c807f136e1c518e018064dc4b607 100755
--- a/blktests/tests/zbd/009
+++ b/blktests/tests/zbd/009
@@ -44,7 +44,7 @@ test() {
 
 	local params=(
 		delay=0
-		dev_size_mb=1024
+		dev_size_mb=2048
 		sector_size=4096
 		zbc=host-managed
 		zone_cap_mb=3
@@ -64,7 +64,7 @@ test() {
 		--size=1M
 		--directory="${mount_dir}"
 		--time_based
-		--runtime=10
+		--runtime=5
 	) &&
 	_run_fio_verify_io "${fio_args[@]}" >>"${FULL}" 2>&1 ||
 	fail=true