diff --git a/patches/openstack/cinder/sep-sp-iscsi.patch b/patches/openstack/cinder/sep-sp-iscsi.patch
index 5571ce5..8c07013 100644
--- a/patches/openstack/cinder/sep-sp-iscsi.patch
+++ b/patches/openstack/cinder/sep-sp-iscsi.patch
@@ -1,4 +1,4 @@
-From 6e24ec90deb5e5977a4654c0e9f7f02e99ddb131 Mon Sep 17 00:00:00 2001
+From 15fe701cfc698a2d8d3ce12ba33983a42e50411e Mon Sep 17 00:00:00 2001
 From: Peter Penchev <openstack-dev@storpool.com>
 Date: Mon, 12 Mar 2018 12:00:10 +0200
 Subject: [PATCH 10/10] Add iSCSI export support to the StorPool driver
@@ -25,15 +25,15 @@
 
 Change-Id: I9de64306e0e6976268df782053b0651dd1cca96f
 ---
- .../unit/volume/drivers/test_storpool.py      | 435 +++++++++++++++++-
+ .../unit/volume/drivers/test_storpool.py      | 437 +++++++++++++++++-
  cinder/volume/drivers/storpool.py             | 374 ++++++++++++++-
  .../drivers/storpool-volume-driver.rst        |  60 ++-
- .../storpool-iscsi-cefcfe590a07c5c7.yaml      |  10 +
- 4 files changed, 870 insertions(+), 9 deletions(-)
+ .../storpool-iscsi-cefcfe590a07c5c7.yaml      |  13 +
+ 4 files changed, 874 insertions(+), 10 deletions(-)
  create mode 100644 releasenotes/notes/storpool-iscsi-cefcfe590a07c5c7.yaml
 
 diff --git a/cinder/tests/unit/volume/drivers/test_storpool.py b/cinder/tests/unit/volume/drivers/test_storpool.py
-index 95a1ffffd..842790ab4 100644
+index 95a1ffffd..2b76e7c75 100644
 --- a/cinder/tests/unit/volume/drivers/test_storpool.py
 +++ b/cinder/tests/unit/volume/drivers/test_storpool.py
 @@ -14,15 +14,25 @@
@@ -403,6 +403,15 @@
          ({'no-host': None}, KeyError),
          ({'host': 'sbad'}, driver.StorPoolConfigurationInvalid),
      )
+@@ -286,7 +584,7 @@ class StorPoolTestCase(test.TestCase):
+             self.assertEqual(21, pool['total_capacity_gb'])
+             self.assertEqual(5, int(pool['free_capacity_gb']))
+ 
+-            self.assertTrue(pool['multiattach'])
++            self.assertFalse(pool['multiattach'])
+             self.assertFalse(pool['QoS_support'])
+             self.assertFalse(pool['thick_provisioning_support'])
+             self.assertTrue(pool['thin_provisioning_support'])
 @@ -644,3 +942,136 @@ class StorPoolTestCase(test.TestCase):
                           self.driver.get_pool({
                               'volume_type': volume_type
@@ -541,7 +550,7 @@
 +            volumeName(fconst.VOLUME_ID),
 +        )
 diff --git a/cinder/volume/drivers/storpool.py b/cinder/volume/drivers/storpool.py
-index b15a201c3..ba5aa10c3 100644
+index b15a201c3..d8c420a66 100644
 --- a/cinder/volume/drivers/storpool.py
 +++ b/cinder/volume/drivers/storpool.py
 @@ -15,6 +15,7 @@
@@ -974,7 +983,7 @@
              'free_capacity_gb': free / units.Gi,
              'reserved_percentage': 0,
 -            'multiattach': True,
-+            'multiattach': not self._use_iscsi,
++            'multiattach': self._use_iscsi,
              'QoS_support': False,
              'thick_provisioning_support': False,
              'thin_provisioning_support': True,
@@ -1078,10 +1087,10 @@
  
 diff --git a/releasenotes/notes/storpool-iscsi-cefcfe590a07c5c7.yaml b/releasenotes/notes/storpool-iscsi-cefcfe590a07c5c7.yaml
 new file mode 100644
-index 000000000..c48686abb
+index 000000000..edf46d298
 --- /dev/null
 +++ b/releasenotes/notes/storpool-iscsi-cefcfe590a07c5c7.yaml
-@@ -0,0 +1,10 @@
+@@ -0,0 +1,13 @@
 +---
 +features:
 +  - |
@@ -1092,6 +1101,9 @@
 +    the Cinder documentation for more information on the ``iscsi_export_to``,
 +    ``iscsi_portal_group``, ``iscsi_cinder_volume``, and
 +    ``iscsi_learn_initiator_iqns`` options.
++    Note that multiattach support for StorPool is now only enabled if
++    ``iscsi_export_to`` is set to ``*`, that is, all StorPool volumes will be
++    exported via iSCSI to all initiators.
 -- 
-2.40.1
+2.42.0