diff --git a/test/shell/lvcreate-thin.sh b/test/shell/lvcreate-thin.sh
index 733888ea1..0433ac862 100644
--- a/test/shell/lvcreate-thin.sh
+++ b/test/shell/lvcreate-thin.sh
@@ -239,7 +239,9 @@ aux teardown_devs
 aux prepare_pvs 10 16500
 vgcreate $vg -s 64K $(cat DEVICES)
 
-lvcreate -L4M --chunksize 128 --poolmetadatasize 0 -T $vg/pool1 2>out
+# Size 0 is not valid
+invalid lvcreate -L4M --chunksize 128 --poolmetadatasize 0 -T $vg/pool1 2>out
+lvcreate -L4M --chunksize 128 --poolmetadatasize 16k -T $vg/pool1 2>out
 grep "WARNING: Minimum" out
 # FIXME: metadata allocation fails, if PV doesn't have at least 16GB
 # i.e. pool metadata device cannot be multisegment