# Updating locations

You may add new map markers or make changes to existing map markers by [updating your csv file](/creating-your-map/setting-up-your-csv-file.md). 

Click on **Replace markers** icon on the navigation bar on the left then upload your new csv file accordingly. 

<figure><img src="/files/wFO6ti3nZFLuvjjrQBfX" alt=""><figcaption></figcaption></figure>

You will be prompted to review the draft before deciding to **delete** or **update** the map to the latest version.&#x20;

<figure><img src="/files/hXb1opzjyjPnZLER5NuF" alt=""><figcaption></figcaption></figure>

Click on **Update to this map** and your map will reflect the latest csv file's data.&#x20;


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# Agent Instructions: Querying This Documentation

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```
GET https://guide.maps.gov.sg/making-updates-to-your-map/updating-locations.md?ask=<question>
```

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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.