diff --git a/lib/services/authorizationManagement/lib/models/index.d.ts b/lib/services/authorizationManagement/lib/models/index.d.ts
index f53d6c665b..0575694748 100644
--- a/lib/services/authorizationManagement/lib/models/index.d.ts
+++ b/lib/services/authorizationManagement/lib/models/index.d.ts
@@ -200,9 +200,9 @@ export interface RoleAssignment {
  * @constructor
  * Role assignment create parameters.
  *
- * @member {string} [roleDefinitionId] The role definition ID used in the role
+ * @member {string} roleDefinitionId The role definition ID used in the role
  * assignment.
- * @member {string} [principalId] The principal ID assigned to the role. This
+ * @member {string} principalId The principal ID assigned to the role. This
  * maps to the ID inside the Active Directory. It can point to a user, service
  * principal, or security group.
  * @member {string} [principalType] The principal type of the assigned
@@ -213,8 +213,8 @@ export interface RoleAssignment {
  * assignment
  */
 export interface RoleAssignmentCreateParameters {
-  roleDefinitionId?: string;
-  principalId?: string;
+  roleDefinitionId: string;
+  principalId: string;
   principalType?: string;
   canDelegate?: boolean;
 }
diff --git a/lib/services/authorizationManagement/lib/models/roleAssignmentCreateParameters.js b/lib/services/authorizationManagement/lib/models/roleAssignmentCreateParameters.js
index 0c83bc89d9..645dc8e154 100644
--- a/lib/services/authorizationManagement/lib/models/roleAssignmentCreateParameters.js
+++ b/lib/services/authorizationManagement/lib/models/roleAssignmentCreateParameters.js
@@ -17,9 +17,9 @@
 class RoleAssignmentCreateParameters {
   /**
    * Create a RoleAssignmentCreateParameters.
-   * @member {string} [roleDefinitionId] The role definition ID used in the
-   * role assignment.
-   * @member {string} [principalId] The principal ID assigned to the role. This
+   * @member {string} roleDefinitionId The role definition ID used in the role
+   * assignment.
+   * @member {string} principalId The principal ID assigned to the role. This
    * maps to the ID inside the Active Directory. It can point to a user,
    * service principal, or security group.
    * @member {string} [principalType] The principal type of the assigned
@@ -47,14 +47,14 @@ class RoleAssignmentCreateParameters {
         className: 'RoleAssignmentCreateParameters',
         modelProperties: {
           roleDefinitionId: {
-            required: false,
+            required: true,
             serializedName: 'properties.roleDefinitionId',
             type: {
               name: 'String'
             }
           },
           principalId: {
-            required: false,
+            required: true,
             serializedName: 'properties.principalId',
             type: {
               name: 'String'
diff --git a/lib/services/authorizationManagement/lib/operations/index.d.ts b/lib/services/authorizationManagement/lib/operations/index.d.ts
index 4572e94368..23d6748379 100644
--- a/lib/services/authorizationManagement/lib/operations/index.d.ts
+++ b/lib/services/authorizationManagement/lib/operations/index.d.ts
@@ -811,10 +811,10 @@ export interface RoleAssignments {
      *
      * @param {object} parameters Parameters for the role assignment.
      *
-     * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+     * @param {string} parameters.roleDefinitionId The role definition ID used in
      * the role assignment.
      *
-     * @param {string} [parameters.principalId] The principal ID assigned to the
+     * @param {string} parameters.principalId The principal ID assigned to the
      * role. This maps to the ID inside the Active Directory. It can point to a
      * user, service principal, or security group.
      *
@@ -855,10 +855,10 @@ export interface RoleAssignments {
      *
      * @param {object} parameters Parameters for the role assignment.
      *
-     * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+     * @param {string} parameters.roleDefinitionId The role definition ID used in
      * the role assignment.
      *
-     * @param {string} [parameters.principalId] The principal ID assigned to the
+     * @param {string} parameters.principalId The principal ID assigned to the
      * role. This maps to the ID inside the Active Directory. It can point to a
      * user, service principal, or security group.
      *
@@ -1023,10 +1023,10 @@ export interface RoleAssignments {
      *
      * @param {object} parameters Parameters for the role assignment.
      *
-     * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+     * @param {string} parameters.roleDefinitionId The role definition ID used in
      * the role assignment.
      *
-     * @param {string} [parameters.principalId] The principal ID assigned to the
+     * @param {string} parameters.principalId The principal ID assigned to the
      * role. This maps to the ID inside the Active Directory. It can point to a
      * user, service principal, or security group.
      *
@@ -1058,10 +1058,10 @@ export interface RoleAssignments {
      *
      * @param {object} parameters Parameters for the role assignment.
      *
-     * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+     * @param {string} parameters.roleDefinitionId The role definition ID used in
      * the role assignment.
      *
-     * @param {string} [parameters.principalId] The principal ID assigned to the
+     * @param {string} parameters.principalId The principal ID assigned to the
      * role. This maps to the ID inside the Active Directory. It can point to a
      * user, service principal, or security group.
      *
diff --git a/lib/services/authorizationManagement/lib/operations/roleAssignments.js b/lib/services/authorizationManagement/lib/operations/roleAssignments.js
index 4c4031ad9d..733313d390 100644
--- a/lib/services/authorizationManagement/lib/operations/roleAssignments.js
+++ b/lib/services/authorizationManagement/lib/operations/roleAssignments.js
@@ -496,10 +496,10 @@ function _deleteMethod(scope, roleAssignmentName, options, callback) {
  *
  * @param {object} parameters Parameters for the role assignment.
  *
- * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+ * @param {string} parameters.roleDefinitionId The role definition ID used in
  * the role assignment.
  *
- * @param {string} [parameters.principalId] The principal ID assigned to the
+ * @param {string} parameters.principalId The principal ID assigned to the
  * role. This maps to the ID inside the Active Directory. It can point to a
  * user, service principal, or security group.
  *
@@ -939,10 +939,10 @@ function _deleteById(roleId, options, callback) {
  *
  * @param {object} parameters Parameters for the role assignment.
  *
- * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+ * @param {string} parameters.roleDefinitionId The role definition ID used in
  * the role assignment.
  *
- * @param {string} [parameters.principalId] The principal ID assigned to the
+ * @param {string} parameters.principalId The principal ID assigned to the
  * role. This maps to the ID inside the Active Directory. It can point to a
  * user, service principal, or security group.
  *
@@ -2368,10 +2368,10 @@ class RoleAssignments {
    *
    * @param {object} parameters Parameters for the role assignment.
    *
-   * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+   * @param {string} parameters.roleDefinitionId The role definition ID used in
    * the role assignment.
    *
-   * @param {string} [parameters.principalId] The principal ID assigned to the
+   * @param {string} parameters.principalId The principal ID assigned to the
    * role. This maps to the ID inside the Active Directory. It can point to a
    * user, service principal, or security group.
    *
@@ -2424,10 +2424,10 @@ class RoleAssignments {
    *
    * @param {object} parameters Parameters for the role assignment.
    *
-   * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+   * @param {string} parameters.roleDefinitionId The role definition ID used in
    * the role assignment.
    *
-   * @param {string} [parameters.principalId] The principal ID assigned to the
+   * @param {string} parameters.principalId The principal ID assigned to the
    * role. This maps to the ID inside the Active Directory. It can point to a
    * user, service principal, or security group.
    *
@@ -2661,10 +2661,10 @@ class RoleAssignments {
    *
    * @param {object} parameters Parameters for the role assignment.
    *
-   * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+   * @param {string} parameters.roleDefinitionId The role definition ID used in
    * the role assignment.
    *
-   * @param {string} [parameters.principalId] The principal ID assigned to the
+   * @param {string} parameters.principalId The principal ID assigned to the
    * role. This maps to the ID inside the Active Directory. It can point to a
    * user, service principal, or security group.
    *
@@ -2708,10 +2708,10 @@ class RoleAssignments {
    *
    * @param {object} parameters Parameters for the role assignment.
    *
-   * @param {string} [parameters.roleDefinitionId] The role definition ID used in
+   * @param {string} parameters.roleDefinitionId The role definition ID used in
    * the role assignment.
    *
-   * @param {string} [parameters.principalId] The principal ID assigned to the
+   * @param {string} parameters.principalId The principal ID assigned to the
    * role. This maps to the ID inside the Active Directory. It can point to a
    * user, service principal, or security group.
    *
diff --git a/lib/services/authorizationManagement/package.json b/lib/services/authorizationManagement/package.json
index 791730b83e..c50780cda2 100644
--- a/lib/services/authorizationManagement/package.json
+++ b/lib/services/authorizationManagement/package.json
@@ -2,7 +2,7 @@
   "name": "azure-arm-authorization",
   "author": "Microsoft Corporation",
   "description": "AuthorizationManagementClient Library with typescript type definitions for node",
-  "version": "6.0.0",
+  "version": "7.0.0",
   "dependencies": {
     "ms-rest": "^2.3.3",
     "ms-rest-azure": "^2.5.5"