diff --git a/src/v1/sources/shopify/pixelTransform.js b/src/v1/sources/shopify/pixelTransform.js
index 836d05abfa..4ad262708e 100644
--- a/src/v1/sources/shopify/pixelTransform.js
+++ b/src/v1/sources/shopify/pixelTransform.js
@@ -60,7 +60,7 @@ function extractCartToken(inputEvent) {
 }
 
 /**
- * Handles storing cart token and anonymousId (clientId) in Redis, and updating the event with the anonymousId
+ * Handles storing cart token and anonymousId (clientId) in Redis
  * @param {Object} inputEvent
  * @param {String} clientId
  */
@@ -74,7 +74,6 @@ const handleCartTokenRedisOperations = async (inputEvent, clientId) => {
         writeKey: inputEvent.query_parameters.writeKey,
       });
     }
-    inputEvent.anonymousId = clientId;
   } catch (error) {
     logger.error(`Error handling Redis operations for event: ${inputEvent.name}`, error);
     stats.increment('shopify_pixel_cart_token_redis_error', {
diff --git a/src/v1/sources/shopify/pixelTransform.redisCartToken.test.js b/src/v1/sources/shopify/pixelTransform.redisCartToken.test.js
index 0a4543932c..8f54efc373 100644
--- a/src/v1/sources/shopify/pixelTransform.redisCartToken.test.js
+++ b/src/v1/sources/shopify/pixelTransform.redisCartToken.test.js
@@ -71,28 +71,6 @@ describe('handleCartTokenRedisOperations', () => {
     jest.clearAllMocks();
   });
 
-  it('should set anonymousId in Redis and increment stats', async () => {
-    const inputEvent = {
-      name: 'cart_viewed',
-      properties: {
-        cart_id: '/checkout/cn/1234',
-      },
-      query_parameters: {
-        writeKey: 'testWriteKey',
-      },
-    };
-    const clientId = 'testClientId';
-
-    await handleCartTokenRedisOperations(inputEvent, clientId);
-
-    expect(RedisDB.setVal).toHaveBeenCalledWith('1234', ['anonymousId', clientId]);
-    expect(stats.increment).toHaveBeenCalledWith('shopify_pixel_cart_token_set', {
-      event: 'cart_viewed',
-      writeKey: 'testWriteKey',
-    });
-    expect(inputEvent.anonymousId).toBe(clientId);
-  });
-
   it('should handle undefined or null cart token gracefully', async () => {
     const inputEvent = {
       name: 'unknownEvent',