diff --git a/specification/containerservice/Fleet.Management/fleet.tsp b/specification/containerservice/Fleet.Management/fleet.tsp
index 5798e3f9af96..22f2e6df39d6 100644
--- a/specification/containerservice/Fleet.Management/fleet.tsp
+++ b/specification/containerservice/Fleet.Management/fleet.tsp
@@ -203,6 +203,12 @@ interface Fleets {
   #suppress "@azure-tools/typespec-azure-core/no-operation-id" "Use operationId to keep same name as deprecated sync operation"
   @added(Versions.v2023_06_15_preview)
   @operationId("Fleets_Update")
+  @extension(
+    "x-ms-long-running-operation-options",
+    {
+      `final-state-via`: "original-uri",
+    }
+  )
   @sharedRoute
   updateAsync is ArmCustomPatchAsync<
     Fleet,
diff --git a/specification/containerservice/Fleet.Management/fleetmember.tsp b/specification/containerservice/Fleet.Management/fleetmember.tsp
index aea69322736f..e21a35ffd58e 100644
--- a/specification/containerservice/Fleet.Management/fleetmember.tsp
+++ b/specification/containerservice/Fleet.Management/fleetmember.tsp
@@ -97,6 +97,12 @@ interface FleetMembers {
   @sharedRoute
   @added(Versions.v2023_06_15_preview)
   @operationId("FleetMembers_Update")
+  @extension(
+    "x-ms-long-running-operation-options",
+    {
+      `final-state-via`: "original-uri",
+    }
+  )
   updateAsync is ArmResourcePatchAsync<
     FleetMember,
     FleetMemberProperties,
diff --git a/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2023-06-15-preview/fleets.json b/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2023-06-15-preview/fleets.json
index d2803c31757d..f4817f1f76f8 100644
--- a/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2023-06-15-preview/fleets.json
+++ b/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2023-06-15-preview/fleets.json
@@ -385,7 +385,7 @@
           }
         },
         "x-ms-long-running-operation-options": {
-          "final-state-via": "location"
+          "final-state-via": "original-uri"
         },
         "x-ms-long-running-operation": true
       },
@@ -809,7 +809,7 @@
           }
         },
         "x-ms-long-running-operation-options": {
-          "final-state-via": "location"
+          "final-state-via": "original-uri"
         },
         "x-ms-long-running-operation": true
       },
diff --git a/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2023-08-15-preview/fleets.json b/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2023-08-15-preview/fleets.json
index 688ad04fa717..66f984797c93 100644
--- a/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2023-08-15-preview/fleets.json
+++ b/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2023-08-15-preview/fleets.json
@@ -388,7 +388,7 @@
           }
         },
         "x-ms-long-running-operation-options": {
-          "final-state-via": "location"
+          "final-state-via": "original-uri"
         },
         "x-ms-long-running-operation": true
       },
@@ -812,7 +812,7 @@
           }
         },
         "x-ms-long-running-operation-options": {
-          "final-state-via": "location"
+          "final-state-via": "original-uri"
         },
         "x-ms-long-running-operation": true
       },
diff --git a/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2024-02-02-preview/fleets.json b/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2024-02-02-preview/fleets.json
index e712a5e44557..ff2f9072f7cc 100644
--- a/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2024-02-02-preview/fleets.json
+++ b/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/preview/2024-02-02-preview/fleets.json
@@ -388,7 +388,7 @@
           }
         },
         "x-ms-long-running-operation-options": {
-          "final-state-via": "location"
+          "final-state-via": "original-uri"
         },
         "x-ms-long-running-operation": true
       },
@@ -812,7 +812,7 @@
           }
         },
         "x-ms-long-running-operation-options": {
-          "final-state-via": "location"
+          "final-state-via": "original-uri"
         },
         "x-ms-long-running-operation": true
       },
diff --git a/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/stable/2023-10-15/fleets.json b/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/stable/2023-10-15/fleets.json
index 2880694ec91d..8e8bcf57239c 100644
--- a/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/stable/2023-10-15/fleets.json
+++ b/specification/containerservice/resource-manager/Microsoft.ContainerService/fleet/stable/2023-10-15/fleets.json
@@ -388,7 +388,7 @@
           }
         },
         "x-ms-long-running-operation-options": {
-          "final-state-via": "location"
+          "final-state-via": "original-uri"
         },
         "x-ms-long-running-operation": true
       },
@@ -812,7 +812,7 @@
           }
         },
         "x-ms-long-running-operation-options": {
-          "final-state-via": "location"
+          "final-state-via": "original-uri"
         },
         "x-ms-long-running-operation": true
       },