diff --git a/specification/communication/Communication.JobRouter/main.tsp b/specification/communication/Communication.JobRouter/main.tsp
index 73e2be566bf7..9d8b509388d1 100644
--- a/specification/communication/Communication.JobRouter/main.tsp
+++ b/specification/communication/Communication.JobRouter/main.tsp
@@ -10,6 +10,7 @@ using TypeSpec.Rest;
 using TypeSpec.Http;
 using TypeSpec.Versioning;
 
+@useAuth(ApiKeyAuth<ApiKeyLocation.header, "api-key">)
 @service({
   title: "Azure Communication Routing Service",
 })
diff --git a/specification/communication/data-plane/JobRouter/stable/2023-11-01/communicationservicejobrouter.json b/specification/communication/data-plane/JobRouter/stable/2023-11-01/communicationservicejobrouter.json
index 5d62f34dc321..88c8692a6c87 100644
--- a/specification/communication/data-plane/JobRouter/stable/2023-11-01/communicationservicejobrouter.json
+++ b/specification/communication/data-plane/JobRouter/stable/2023-11-01/communicationservicejobrouter.json
@@ -32,6 +32,18 @@
   "consumes": [
     "application/json"
   ],
+  "security": [
+    {
+      "ApiKeyAuth": []
+    }
+  ],
+  "securityDefinitions": {
+    "ApiKeyAuth": {
+      "type": "apiKey",
+      "name": "api-key",
+      "in": "header"
+    }
+  },
   "tags": [],
   "paths": {
     "/routing/classificationPolicies": {