diff --git a/.changeset/gorgeous-wombats-arrive.md b/.changeset/gorgeous-wombats-arrive.md
new file mode 100644
index 0000000000..e939720842
--- /dev/null
+++ b/.changeset/gorgeous-wombats-arrive.md
@@ -0,0 +1,6 @@
+---
+"@medusajs/js-sdk": patch
+"@medusajs/types": patch
+---
+
+fix(js-sdk, types): fixes types and deprecate duplicate methods
diff --git a/packages/core/js-sdk/src/admin/return.ts b/packages/core/js-sdk/src/admin/return.ts
index 31266f34a7..39783670b3 100644
--- a/packages/core/js-sdk/src/admin/return.ts
+++ b/packages/core/js-sdk/src/admin/return.ts
@@ -397,7 +397,7 @@ export class Return {
   async updateReturnShipping(
     id: string,
     actionId: string,
-    body: HttpTypes.AdminAddReturnShipping,
+    body: HttpTypes.AdminUpdateReturnShipping,
     query?: HttpTypes.SelectParams,
     headers?: ClientHeaders
   ) {
diff --git a/packages/core/js-sdk/src/admin/sales-channel.ts b/packages/core/js-sdk/src/admin/sales-channel.ts
index 70c29879ff..f895f977d7 100644
--- a/packages/core/js-sdk/src/admin/sales-channel.ts
+++ b/packages/core/js-sdk/src/admin/sales-channel.ts
@@ -239,6 +239,8 @@ export class SalesChannel {
    * .then(({ sales_channel }) => {
    *   console.log(sales_channel)
    * })
+   * 
+   * @deprecated Use {@link batchProducts} instead
    */
   async updateProducts(
     id: string,
@@ -276,7 +278,7 @@ export class SalesChannel {
    */
   async batchProducts(
     id: string,
-    body: HttpTypes.AdminBatchLink,
+    body: HttpTypes.AdminUpdateSalesChannelProducts,
     headers?: ClientHeaders
   ) {
     return await this.client.fetch<HttpTypes.AdminSalesChannelResponse>(
diff --git a/packages/core/types/src/http/workflow-execution/admin/entities.ts b/packages/core/types/src/http/workflow-execution/admin/entities.ts
index 22e1150b1b..0d1fa373f5 100644
--- a/packages/core/types/src/http/workflow-execution/admin/entities.ts
+++ b/packages/core/types/src/http/workflow-execution/admin/entities.ts
@@ -26,7 +26,7 @@ export type TransactionStepState =
   | "skipped_failure"
   | "timeout"
 
-interface AdminWorkflowExecutionExecution {
+export interface AdminWorkflowExecutionExecution {
   /**
    * The details of the workflow execution's steps.
    * The key is the step's ID, and the value is the step's details.