diff --git a/tests/generic/081 b/tests/generic/081
index 8334ec93..11755d4d 100755
--- a/tests/generic/081
+++ b/tests/generic/081
@@ -65,7 +65,9 @@ mkdir -p $mnt
 # lvm uses some space for metadata
 _scratch_mkfs_sized $((300 * 1024 * 1024)) >>$seqres.full 2>&1
 $LVM_PROG vgcreate -f $vgname $SCRATCH_DEV >>$seqres.full 2>&1
-$LVM_PROG lvcreate --yes -L 256M -n $lvname $vgname >>$seqres.full 2>&1
+# We use yes pipe instead of 'lvcreate --yes' because old version of lvm
+# (like 2.02.95 in RHEL6) don't support --yes option
+yes | $LVM_PROG lvcreate -L 256M -n $lvname $vgname >>$seqres.full 2>&1
 # wait for lvcreation to fully complete
 $UDEV_SETTLE_PROG >>$seqres.full 2>&1
 
diff --git a/tests/generic/108 b/tests/generic/108
index ff3d3e69..cc8d7038 100755
--- a/tests/generic/108
+++ b/tests/generic/108
@@ -72,7 +72,9 @@ echo "SCSI debug device $SCSI_DEBUG_DEV" >>$seqres.full
 # create striped volume with 4MB stripe size
 $LVM_PROG pvcreate -f $SCSI_DEBUG_DEV $SCRATCH_DEV >>$seqres.full 2>&1
 $LVM_PROG vgcreate -f $vgname $SCSI_DEBUG_DEV $SCRATCH_DEV >>$seqres.full 2>&1
-$LVM_PROG lvcreate --yes -i 2 -I 4m -l 100%FREE -n $lvname $vgname \
+# We use yes pipe instead of 'lvcreate --yes' because old version of lvm
+# (like 2.02.95 in RHEL6) don't support --yes option
+yes | $LVM_PROG lvcreate -i 2 -I 4m -l 100%FREE -n $lvname $vgname \
 	>>$seqres.full 2>&1
 # wait for lv creation to fully complete
 $UDEV_SETTLE_PROG >>$seqres.full 2>&1