diff --git a/packages/medusa-js/src/resources/admin/customers.ts b/packages/medusa-js/src/resources/admin/customers.ts
index 631470ab90..0d4aa3d44d 100644
--- a/packages/medusa-js/src/resources/admin/customers.ts
+++ b/packages/medusa-js/src/resources/admin/customers.ts
@@ -3,6 +3,7 @@ import {
   AdminCustomersRes,
   AdminGetCustomersParams,
   AdminPostCustomersReq,
+  AdminPostCustomersCustomerReq,
 } from "@medusajs/medusa"
 import { ResponsePromise } from "../.."
 import BaseResource from "../base"
@@ -24,7 +25,7 @@ class AdminCustomersResource extends BaseResource {
    */
   update(
     id: string,
-    payload: AdminPostCustomersReq
+    payload: AdminPostCustomersCustomerReq
   ): ResponsePromise<AdminCustomersRes> {
     const path = `/admin/customers/${id}`
     return this.client.request("POST", path, payload)
diff --git a/packages/medusa-js/src/resources/admin/draft-orders.ts b/packages/medusa-js/src/resources/admin/draft-orders.ts
index a1019e2e9a..4f8b5a0028 100644
--- a/packages/medusa-js/src/resources/admin/draft-orders.ts
+++ b/packages/medusa-js/src/resources/admin/draft-orders.ts
@@ -29,7 +29,7 @@ class AdminDraftOrdersResource extends BaseResource {
     id: string,
     payload: AdminPostDraftOrdersDraftOrderLineItemsReq
   ): ResponsePromise<AdminDraftOrdersRes> {
-    const path = `/admin/draft-orders/${id}`
+    const path = `/admin/draft-orders/${id}/line-items`
     return this.client.request("POST", path, payload)
   }
 
diff --git a/packages/medusa-js/src/resources/admin/invites.ts b/packages/medusa-js/src/resources/admin/invites.ts
index 6affbda680..ceee73191a 100644
--- a/packages/medusa-js/src/resources/admin/invites.ts
+++ b/packages/medusa-js/src/resources/admin/invites.ts
@@ -2,9 +2,8 @@ import {
   AdminInviteDeleteRes,
   AdminListInvitesRes,
   AdminPostInvitesInviteAcceptReq,
-  AdminPostInvitesReq,
 } from "@medusajs/medusa"
-import { ResponsePromise } from "../.."
+import { AdminPostInvitesPayload, ResponsePromise } from "../.."
 import BaseResource from "../base"
 
 class AdminInvitesResource extends BaseResource {
@@ -13,7 +12,7 @@ class AdminInvitesResource extends BaseResource {
     return this.client.request("POST", path, payload)
   }
 
-  create(payload: AdminPostInvitesReq): ResponsePromise {
+  create(payload: AdminPostInvitesPayload): ResponsePromise {
     const path = `/admin/invites`
     return this.client.request("POST", path, payload)
   }
diff --git a/packages/medusa-js/src/resources/admin/users.ts b/packages/medusa-js/src/resources/admin/users.ts
index 8b5595c8ea..07a5b78dbd 100644
--- a/packages/medusa-js/src/resources/admin/users.ts
+++ b/packages/medusa-js/src/resources/admin/users.ts
@@ -1,13 +1,15 @@
 import {
-  AdminResetPasswordTokenRequest,
-  AdminResetPasswordRequest,
-  AdminCreateUserRequest,
-  AdminUpdateUserRequest,
-  AdminUsersListRes,
-  AdminUserRes,
   AdminDeleteUserRes,
+  AdminResetPasswordRequest,
+  AdminResetPasswordTokenRequest,
+  AdminUserRes,
+  AdminUsersListRes,
 } from "@medusajs/medusa"
-import { ResponsePromise } from "../.."
+import {
+  ResponsePromise,
+  AdminCreateUserPayload,
+  AdminUpdateUserPayload,
+} from "../.."
 import BaseResource from "../base"
 
 class AdminUsersResource extends BaseResource {
@@ -50,7 +52,7 @@ class AdminUsersResource extends BaseResource {
    * @param payload user creation request body
    * @returns created user
    */
-  create(payload: AdminCreateUserRequest): ResponsePromise<AdminUserRes> {
+  create(payload: AdminCreateUserPayload): ResponsePromise<AdminUserRes> {
     const path = `/admin/users`
     return this.client.request("POST", path, payload)
   }
@@ -63,7 +65,7 @@ class AdminUsersResource extends BaseResource {
    */
   update(
     id: string,
-    payload: AdminUpdateUserRequest
+    payload: AdminUpdateUserPayload
   ): ResponsePromise<AdminUserRes> {
     const path = `/admin/users/${id}`
     return this.client.request("POST", path, payload)
diff --git a/packages/medusa-js/src/typings.ts b/packages/medusa-js/src/typings.ts
index 113ccb67f3..63f46f3a47 100644
--- a/packages/medusa-js/src/typings.ts
+++ b/packages/medusa-js/src/typings.ts
@@ -1,3 +1,9 @@
+import {
+  AdminCreateUserRequest,
+  AdminPostInvitesReq,
+  AdminUpdateUserRequest,
+} from "@medusajs/medusa"
+
 export interface HTTPResponse {
   status: number
   statusText: string
@@ -13,3 +19,31 @@ export type Response<T> = T & {
 }
 
 export type ResponsePromise<T = any> = Promise<Response<T>>
+
+type NoUndefined<T> = T extends undefined ? never : T
+
+type CreateUserRolesEnum = NoUndefined<AdminCreateUserRequest["role"]>
+
+// convert Enum type to union of string literals
+export type CreateUserRoles = `${CreateUserRolesEnum}`
+
+// remove enum type and replace with union type
+export type AdminCreateUserPayload =
+  | Omit<AdminCreateUserRequest, "role">
+  | {
+      role?: CreateUserRoles
+    }
+
+type UpdateUserRolesEnum = NoUndefined<AdminUpdateUserRequest["role"]>
+
+export type UpdateUserRoles = `${UpdateUserRolesEnum}`
+
+export type AdminUpdateUserPayload = Omit<AdminUpdateUserRequest, "role"> & {
+  role?: UpdateUserRoles
+}
+
+export type InviteUserRolesEnum = `${AdminPostInvitesReq["role"]}`
+
+export type AdminPostInvitesPayload = Omit<AdminPostInvitesReq, "role"> & {
+  role: InviteUserRolesEnum
+}