diff --git a/lib/services/hanaonazureManagement/lib/models/hanaInstance.js b/lib/services/hanaonazureManagement/lib/models/hanaInstance.js
index 4dac38627e..36357104ba 100644
--- a/lib/services/hanaonazureManagement/lib/models/hanaInstance.js
+++ b/lib/services/hanaonazureManagement/lib/models/hanaInstance.js
@@ -55,6 +55,7 @@ class HanaInstance extends models['Resource'] {
    * 'unknown'
    * @property {string} [proximityPlacementGroup] Resource proximity placement
    * group
+   * @property {string} [hwRevision] Hardware revision of a HANA instance
    */
   constructor() {
     super();
@@ -176,6 +177,14 @@ class HanaInstance extends models['Resource'] {
             type: {
               name: 'String'
             }
+          },
+          hwRevision: {
+            required: false,
+            readOnly: true,
+            serializedName: 'properties.hwRevision',
+            type: {
+              name: 'String'
+            }
           }
         }
       }
diff --git a/lib/services/hanaonazureManagement/lib/models/index.d.ts b/lib/services/hanaonazureManagement/lib/models/index.d.ts
index 09e56c2ce4..e2d1a2af9f 100644
--- a/lib/services/hanaonazureManagement/lib/models/index.d.ts
+++ b/lib/services/hanaonazureManagement/lib/models/index.d.ts
@@ -166,6 +166,10 @@ export interface HanaInstance extends Resource {
    * Resource proximity placement group
    */
   readonly proximityPlacementGroup?: string;
+  /**
+   * Hardware revision of a HANA instance
+   */
+  readonly hwRevision?: string;
 }
 
 /**