diff --git a/.changeset/late-rocks-design.md b/.changeset/late-rocks-design.md
new file mode 100644
index 0000000000..b5cb407b45
--- /dev/null
+++ b/.changeset/late-rocks-design.md
@@ -0,0 +1,5 @@
+---
+"@medusajs/medusa": patch
+---
+
+fix(medusa): if no headerkey is provided when initilizing idempotency key, no attempt is made at fetching the key
diff --git a/packages/medusa/src/services/idempotency-key.ts b/packages/medusa/src/services/idempotency-key.ts
index 998ce8f701..d50f24eae3 100644
--- a/packages/medusa/src/services/idempotency-key.ts
+++ b/packages/medusa/src/services/idempotency-key.ts
@@ -1,16 +1,17 @@
-import { isDefined, MedusaError } from "medusa-core-utils"
-import { v4 } from "uuid"
-import { TransactionBaseService } from "../interfaces"
-import { DeepPartial, EntityManager } from "typeorm"
-import { IdempotencyKeyRepository } from "../repositories/idempotency-key"
-import { IdempotencyKey } from "../models"
 import {
   CreateIdempotencyKeyInput,
   IdempotencyCallbackResult,
 } from "../types/idempotency-key"
-import { Selector } from "../types/common"
+import { DeepPartial, EntityManager } from "typeorm"
+import { MedusaError, isDefined } from "medusa-core-utils"
 import { buildQuery, isString } from "../utils"
 
+import { IdempotencyKey } from "../models"
+import { IdempotencyKeyRepository } from "../repositories/idempotency-key"
+import { Selector } from "../types/common"
+import { TransactionBaseService } from "../interfaces"
+import { v4 } from "uuid"
+
 const KEY_LOCKED_TIMEOUT = 1000
 
 type InjectedDependencies = {
@@ -43,9 +44,11 @@ class IdempotencyKeyService extends TransactionBaseService {
     reqPath: string
   ): Promise<IdempotencyKey> {
     return await this.atomicPhase_(async () => {
-      const key = await this.retrieve(headerKey).catch(() => void 0)
-      if (key) {
-        return key
+      if (headerKey) {
+        const key = await this.retrieve(headerKey).catch(() => void 0)
+        if (key) {
+          return key
+        }
       }
       return await this.create({
         request_method: reqMethod,