diff --git a/test/shell/lvconvert-thin-external.sh b/test/shell/lvconvert-thin-external.sh
index eba9e36eb..479d23cb0 100644
--- a/test/shell/lvconvert-thin-external.sh
+++ b/test/shell/lvconvert-thin-external.sh
@@ -57,6 +57,8 @@ lvcreate -l10 -T $vg/pool1 -c 192k
 not lvconvert -T --thinpool $vg/pool1 $vg/pool --originname origin
 # Create pool1 chunk_size unaligned LV and check failing conversion
 lvcreate -l2 -n $lv1 $vg
+# Newer thin-pool target (>= 1.13) supports unaligned external origin
+aux lvmconf 'global/thin_disabled_features = [ "external_origin_extend" ]'
 not lvconvert -T --thinpool $vg/pool1 $vg/$lv1
 
 lvremove -f $vg/pool1 $vg/$lv1
diff --git a/test/shell/lvresize-thin-external-origin.sh b/test/shell/lvresize-thin-external-origin.sh
index 66de5f86d..090cb064f 100644
--- a/test/shell/lvresize-thin-external-origin.sh
+++ b/test/shell/lvresize-thin-external-origin.sh
@@ -20,7 +20,7 @@ test -e LOCAL_LVMPOLLD && skip
 aux have_thin 1 2 0 || skip
 
 # Pretend we miss the external_origin_extend feature
-aux lvmconf "global/thin_disabled_features = [ \"external_origin_extend\" ]"
+aux lvmconf 'global/thin_disabled_features = [ "external_origin_extend" ]'
 
 aux prepare_pvs 2
 
@@ -41,7 +41,11 @@ not lvresize -L+10 $vg/$lv1
 
 # But reduction works
 lvresize -L-5 -f $vg/$lv1
+check lv_field $vg/$lv1 lv_size "5.00" --units m --nosuffix
+
 not lvresize -L+15 -y $vg/$lv1
+check lv_field $vg/$lv1 lv_size "5.00" --units m --nosuffix
+
 # Try to resize again back up to the size of external origin
-# But for now we do not support zeroing for rexetended areas.
-not lvresize -L+5 -f $vg/$lv1
+lvresize -L+5 -f $vg/$lv1
+check lv_field $vg/$lv1 lv_size "10.00" --units m --nosuffix