diff --git a/ironicclient/v1/portgroup.py b/ironicclient/v1/portgroup.py
index 18b01dabe..d5636aec9 100644
--- a/ironicclient/v1/portgroup.py
+++ b/ironicclient/v1/portgroup.py
@@ -27,7 +27,8 @@ class PortgroupManager(base.CreateManager):
     resource_class = Portgroup
     _resource_name = 'portgroups'
     _creation_attributes = ['address', 'extra', 'name', 'node_uuid',
-                            'standalone_ports_supported', 'mode', 'properties']
+                            'standalone_ports_supported', 'mode', 'properties',
+                            'uuid']
 
     def list(self, node=None, address=None, limit=None, marker=None,
              sort_key=None, sort_dir=None, detail=False, fields=None,
diff --git a/releasenotes/notes/portgroup-create-uuid-311ea9f2633c6a02.yaml b/releasenotes/notes/portgroup-create-uuid-311ea9f2633c6a02.yaml
new file mode 100644
index 000000000..649ecb04c
--- /dev/null
+++ b/releasenotes/notes/portgroup-create-uuid-311ea9f2633c6a02.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    When creating a portgroup, the UUID can be specified to support idempotency.
+    The CLI incorrectly disallowed this.