diff --git a/tests/18imsm-r0_2d-takeover-r10_4d b/tests/18imsm-r0_2d-takeover-r10_4d
index a1c395b..0e77e5d 100644
--- a/tests/18imsm-r0_2d-takeover-r10_4d
+++ b/tests/18imsm-r0_2d-takeover-r10_4d
@@ -5,6 +5,7 @@
 
 num_disks=2
 device_list="$dev0 $dev1"
+spare_list="$dev2 $dev3"
 
 # Before: RAID 0 volume, 2 disks, 256k chunk size
 vol0_level=0
@@ -18,4 +19,4 @@ vol0_new_level=10
 vol0_new_num_comps=$vol0_num_comps
 vol0_new_chunk=128
 
-. tests/imsm-grow-template 0 1 1
+. tests/imsm-grow-template 0 1
diff --git a/tests/env-imsm-template b/tests/env-imsm-template
index 7a2890c..30b73db 100644
--- a/tests/env-imsm-template
+++ b/tests/env-imsm-template
@@ -13,7 +13,6 @@ imsm_check() {
         t_size=$6
         t_offset=$7
         t_chunk=$8
-	t_takeover10=$9
 
         err=0
 
@@ -27,13 +26,7 @@ imsm_check() {
             echo "**Error**: Chunk size mismatch - expected $t_chunk, actual $_chunk" >&2
             err=$((err + 1))
         fi
-	if [ ! -z $t_takeover10 ] ; then
-		t_num_disks=$(( t_num_disks * 2 ))
-	fi
         for i in `seq 0 $((t_num_disks - 1))`; do
-	    if [ ! -z $t_takeover10 ] && [ ! -z $(( $i % 2 )) ] ; then
-		continue
-	    fi
 	    _offset=`cat ${sysfs}/md/rd${i}/offset`
 	    if [ $t_offset -ne $((_offset / 2)) ]; then
 		echo "**Error**: Offset mismatch - expected $t_offset, actual $_offset" >&2
diff --git a/tests/imsm-grow-template b/tests/imsm-grow-template
index d03752d..191f056 100644
--- a/tests/imsm-grow-template
+++ b/tests/imsm-grow-template
@@ -5,9 +5,6 @@ negative_test=$1
 # 0 - On-line Capacity Expansion test, otherwise LEVEL migration or CHUNK size migration test
 migration_test=$2
 
-# 1 - raid0 -> raid10 takeover verification
-takeover10_test=$3
-
 function grow_member() {
 	local member=$1
 	local disks=$2
@@ -31,8 +28,8 @@ function grow_member() {
 	fi
 	check wait
 	sleep 5
-	imsm_check member $member $disks $level $size $array_size $offset $chunk $takeover10_test
-	testdev $member $comps $size $chunk $takeover10_test
+	imsm_check member $member $disks $level $size $array_size $offset $chunk
+	testdev $member $comps $size $chunk
 }
 
 # Create container