# \[Legacy Topics] Migrating RNDR Genesis Tokens and ERC-20 RNDR Token Info

It is important to note that holders of Genesis RNDR ERC-20 tokens will need to ***first migrate their Genesis tokens to the current ERC-20 RNDR token contract*** on the Ethereum mainnet before being able to Upgrade their RNDR tokens to the new supported RENDER SPL tokens.

Information about Migrating RNDR Genesis ERC-20 tokens can be found in the step by step migration guide below:

{% embed url="<https://know.rendernetwork.com/basics/migrating-tokens>" %}

For additional detailed information about the RNDR ERC-20 token, please see Knowledge Base articles about the the legacy token.&#x20;

{% embed url="<https://know.rendernetwork.com/basics/token-metrics-summary>" %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://know.rendernetwork.com/general-render-network/rndr-to-render-what-you-need-to-know/legacy-topics-migrating-rndr-genesis-tokens-and-erc-20-rndr-token-info.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

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.