diff --git a/tests/test_write_no_same.sh b/tests/test_write_no_same.sh
index 3b4953f1..b78e0ee2 100755
--- a/tests/test_write_no_same.sh
+++ b/tests/test_write_no_same.sh
@@ -12,6 +12,6 @@ GLOBAL_CONF='{"immediate_commit":"all"}'
 # Test basic write
 
 LD_PRELOAD="build/src/libfio_vitastor.so" \
-    fio -thread -name=test -ioengine=build/src/libfio_vitastor.so -bs=4M -direct=1 -iodepth=1 -rw=write -etcd=$ETCD_URL -pool=1 -inode=1 -size=1G -cluster_log_level=10
+    fio -thread -name=test -ioengine=build/src/libfio_vitastor.so -bs=4M -direct=1 -iodepth=1 -rw=write -etcd=$ETCD_URL -pool=1 -inode=1 -size=128M -cluster_log_level=10
 
 format_green OK