diff --git a/specification/hanaonazure/resource-manager/Microsoft.HanaOnAzure/preview/2017-11-03-preview/hanaonazure.json b/specification/hanaonazure/resource-manager/Microsoft.HanaOnAzure/preview/2017-11-03-preview/hanaonazure.json
index 5fb802595d62..0f4967f7191b 100644
--- a/specification/hanaonazure/resource-manager/Microsoft.HanaOnAzure/preview/2017-11-03-preview/hanaonazure.json
+++ b/specification/hanaonazure/resource-manager/Microsoft.HanaOnAzure/preview/2017-11-03-preview/hanaonazure.json
@@ -207,6 +207,12 @@
                         "$ref": "./examples/HanaInstances_Restart.json"
                     }
                 },
+                "consumes": [
+                    "application/json"
+                ],
+                "produces": [
+                    "application/json"
+                ],
                 "parameters": [
                     {
                         "$ref": "#/parameters/ApiVersionParameter"