---
schema_version: "1"
id: 010cf99f29a6c5b2bbce8b9c217ca6408a9c14105984cc21dc744803610eb0ac
title: Implement Synchronized Data Sources in Contact Builder
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/mktg/264-0-0/mc_cab_implement_synchronized_data_sources.md
canonical_url: https://help.salesforce.com/s/articleView?id=mktg.mc_cab_implement_synchronized_data_sources.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: d4556fee4ddbfcb1cabb8f0c3127e77e2393270bd6fc62d01130300d5551a1bf
description: Implement Synchronized Data Sources in Contact Builder.
products:
  - Marketing
  - Marketing Cloud Engagement
release: "264"
---
# Implement Synchronized Data Sources in Contact Builder

Implement Synchronized Data Sources in Contact Builder.

1. Connect your Salesforce accounts using Marketing Cloud Connect v5.
2. Select the data sources to synchronize in Data Sources.
    
    You can’t use a synchronized data source as a primary sendable data extension.
3. Configure your data sources to synchronize with your chosen settings.
4. Use the synchronized data in Data Filters and Query Activities.

#### See Also

- [Marketing Cloud Connect](https://help.salesforce.com/s/articleView?id=mktg.mc_co_marketing_cloud_connect.htm&language=en_US)