diff --git a/docs/02-developers/04-quickstart/hardhat.md b/docs/02-developers/04-quickstart/hardhat.md
index 99f4503e..9fc644a5 100644
--- a/docs/02-developers/04-quickstart/hardhat.md
+++ b/docs/02-developers/04-quickstart/hardhat.md
@@ -82,9 +82,9 @@ There are two ways to obtain RPC URLs:
 
 After obtaining the RPC URLs, create a file named `.env` in your project's root directory (important: this file should not be committed to version control). Add the necessary environment variables to the `.env` file:
 ```
-PRIVATE_KEY: Your private key (e.g., from your Metamask account details).
-RSK_MAINNET_RPC_URL: The RPC URL for the Rootstock mainnet.
-RSK_TESTNET_RPC_URL: The RPC URL for the Rootstock testnet.
+PRIVATE_KEY= Your private key (e.g., from your Metamask account details).
+RSK_MAINNET_RPC_URL= The RPC URL for the Rootstock mainnet.
+RSK_TESTNET_RPC_URL= The RPC URL for the Rootstock testnet.
 ```
 
 ## Deploying an ERC721 Token Contract
@@ -137,4 +137,4 @@ The output will display the transaction details:
 ```bash
 Transaction Hash: 0xa127ff008e20d8b3944cecb374f28535cd84555881cde157708ec5545603a4e4
 Transaction confirmed
-```
\ No newline at end of file
+```