diff --git a/octavia_tempest_plugin/services/load_balancer/v2/pool_client.py b/octavia_tempest_plugin/services/load_balancer/v2/pool_client.py
index c19d97c3..e93f33c5 100644
--- a/octavia_tempest_plugin/services/load_balancer/v2/pool_client.py
+++ b/octavia_tempest_plugin/services/load_balancer/v2/pool_client.py
@@ -34,7 +34,7 @@ class PoolClient(base_client.BaseLBaaSClient):
                     admin_state_up=Unset, session_persistence=Unset,
                     ca_tls_container_ref=Unset, crl_container_ref=Unset,
                     tls_enabled=Unset, tls_container_ref=Unset,
-                    return_object_only=True):
+                    alpn_protocols=Unset, return_object_only=True):
         """Create a pool.
 
         :param protocol: The protocol for the resource.
@@ -61,6 +61,7 @@ class PoolClient(base_client.BaseLBaaSClient):
                                   a PKCS12 bundle with the client
                                   authentication certificate and key used
                                   when connecting to pool members over TLS.
+        :param alpn_protocols: A list of ALPN protocols for TLS enabled pools.
         :param return_object_only: If True, the response returns the object
                                    inside the root tag. False returns the full
                                    response from the API.
@@ -180,7 +181,8 @@ class PoolClient(base_client.BaseLBaaSClient):
                     description=Unset, tags=Unset, admin_state_up=Unset,
                     session_persistence=Unset, ca_tls_container_ref=Unset,
                     crl_container_ref=Unset, tls_enabled=Unset,
-                    tls_container_ref=Unset, return_object_only=True):
+                    tls_container_ref=Unset, alpn_protocols=Unset,
+                    return_object_only=True):
         """Update a pool.
 
         :param pool_id: The pool ID to update.
@@ -205,6 +207,7 @@ class PoolClient(base_client.BaseLBaaSClient):
                                   a PKCS12 bundle with the client
                                   authentication certificate and key used
                                   when connecting to pool members over TLS.
+        :param alpn_protocols: A list of ALPN protocols for TLS enabled pools.
         :param return_object_only: If True, the response returns the object
                                    inside the root tag. False returns the full
                                    response from the API.
diff --git a/releasenotes/notes/pools-service-client-alpn-support-7de3bcd3c901ff1a.yaml b/releasenotes/notes/pools-service-client-alpn-support-7de3bcd3c901ff1a.yaml
new file mode 100644
index 00000000..e7554e27
--- /dev/null
+++ b/releasenotes/notes/pools-service-client-alpn-support-7de3bcd3c901ff1a.yaml
@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    Added support for ALPN selection in the pools service client.