diff --git a/google/cloud/appengine_admin_v1/services/applications/transports/rest.py b/google/cloud/appengine_admin_v1/services/applications/transports/rest.py
index 8ee3048..2472a9b 100644
--- a/google/cloud/appengine_admin_v1/services/applications/transports/rest.py
+++ b/google/cloud/appengine_admin_v1/services/applications/transports/rest.py
@@ -308,7 +308,20 @@ def operations_client(self) -> operations_v1.AbstractOperationsClient:
         """
         # Only create a new client if we do not already have one.
         if self._operations_client is None:
-            http_options: Dict[str, List[Dict[str, str]]] = {}
+            http_options: Dict[str, List[Dict[str, str]]] = {
+                "google.longrunning.Operations.GetOperation": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*/operations/*}",
+                    },
+                ],
+                "google.longrunning.Operations.ListOperations": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*}/operations",
+                    },
+                ],
+            }
 
             rest_transport = operations_v1.OperationsRestTransport(
                 host=self._host,
diff --git a/google/cloud/appengine_admin_v1/services/domain_mappings/transports/rest.py b/google/cloud/appengine_admin_v1/services/domain_mappings/transports/rest.py
index c5a1a81..cb14815 100644
--- a/google/cloud/appengine_admin_v1/services/domain_mappings/transports/rest.py
+++ b/google/cloud/appengine_admin_v1/services/domain_mappings/transports/rest.py
@@ -339,7 +339,20 @@ def operations_client(self) -> operations_v1.AbstractOperationsClient:
         """
         # Only create a new client if we do not already have one.
         if self._operations_client is None:
-            http_options: Dict[str, List[Dict[str, str]]] = {}
+            http_options: Dict[str, List[Dict[str, str]]] = {
+                "google.longrunning.Operations.GetOperation": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*/operations/*}",
+                    },
+                ],
+                "google.longrunning.Operations.ListOperations": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*}/operations",
+                    },
+                ],
+            }
 
             rest_transport = operations_v1.OperationsRestTransport(
                 host=self._host,
diff --git a/google/cloud/appengine_admin_v1/services/instances/transports/rest.py b/google/cloud/appengine_admin_v1/services/instances/transports/rest.py
index 6822b9c..eb38f47 100644
--- a/google/cloud/appengine_admin_v1/services/instances/transports/rest.py
+++ b/google/cloud/appengine_admin_v1/services/instances/transports/rest.py
@@ -304,7 +304,20 @@ def operations_client(self) -> operations_v1.AbstractOperationsClient:
         """
         # Only create a new client if we do not already have one.
         if self._operations_client is None:
-            http_options: Dict[str, List[Dict[str, str]]] = {}
+            http_options: Dict[str, List[Dict[str, str]]] = {
+                "google.longrunning.Operations.GetOperation": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*/operations/*}",
+                    },
+                ],
+                "google.longrunning.Operations.ListOperations": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*}/operations",
+                    },
+                ],
+            }
 
             rest_transport = operations_v1.OperationsRestTransport(
                 host=self._host,
diff --git a/google/cloud/appengine_admin_v1/services/services/transports/rest.py b/google/cloud/appengine_admin_v1/services/services/transports/rest.py
index e8d3814..1489a31 100644
--- a/google/cloud/appengine_admin_v1/services/services/transports/rest.py
+++ b/google/cloud/appengine_admin_v1/services/services/transports/rest.py
@@ -304,7 +304,20 @@ def operations_client(self) -> operations_v1.AbstractOperationsClient:
         """
         # Only create a new client if we do not already have one.
         if self._operations_client is None:
-            http_options: Dict[str, List[Dict[str, str]]] = {}
+            http_options: Dict[str, List[Dict[str, str]]] = {
+                "google.longrunning.Operations.GetOperation": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*/operations/*}",
+                    },
+                ],
+                "google.longrunning.Operations.ListOperations": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*}/operations",
+                    },
+                ],
+            }
 
             rest_transport = operations_v1.OperationsRestTransport(
                 host=self._host,
diff --git a/google/cloud/appengine_admin_v1/services/versions/transports/rest.py b/google/cloud/appengine_admin_v1/services/versions/transports/rest.py
index fd62126..f5cf14e 100644
--- a/google/cloud/appengine_admin_v1/services/versions/transports/rest.py
+++ b/google/cloud/appengine_admin_v1/services/versions/transports/rest.py
@@ -335,7 +335,20 @@ def operations_client(self) -> operations_v1.AbstractOperationsClient:
         """
         # Only create a new client if we do not already have one.
         if self._operations_client is None:
-            http_options: Dict[str, List[Dict[str, str]]] = {}
+            http_options: Dict[str, List[Dict[str, str]]] = {
+                "google.longrunning.Operations.GetOperation": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*/operations/*}",
+                    },
+                ],
+                "google.longrunning.Operations.ListOperations": [
+                    {
+                        "method": "get",
+                        "uri": "/v1/{name=apps/*}/operations",
+                    },
+                ],
+            }
 
             rest_transport = operations_v1.OperationsRestTransport(
                 host=self._host,