diff --git a/docs/guides/wallets/metamask.md b/docs/guides/wallets/metamask.md
index 490adab8..4d7d8994 100644
--- a/docs/guides/wallets/metamask.md
+++ b/docs/guides/wallets/metamask.md
@@ -14,6 +14,11 @@ Open the Metamask extension on your browser, you may have to log in to your Meta
 are not already. Then click the top right circle and go to `Settings` > `Networks`. Press the `Add
 Network` button and fill the form as shown below with your application `ChainID`.
 
+Note: To find your `ChainID`, take a look at your genesis.json file. To get the Ethereum ChainId from the Cosmos ChainId, you need to consider only the digit in the string value. For example
+if your chain id on ethermint is `"chain_id": "ethermint-1337"`, then you will have to use the value `1337` on Metamask.
+
+
+
 ![metamask networks settings](./../img/metamask_network_settings.png)
 
 ## Import Account to Metamask