diff --git a/contracts/.env.example b/contracts/.env.example
index b7c57fac..8cef70d1 100644
--- a/contracts/.env.example
+++ b/contracts/.env.example
@@ -2,7 +2,11 @@
 MNEMONIC="test test test test test test test test test test test junk"
 MNEMONIC_CELO=="test test test test test test test test test test test junk"
 INFURA_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"
-ALCHEMY_OPTIMISM_URL="https://opt-mainnet.g.alchemy.com/v2/zzzzzzzzzzzzzzzzzzz"
+
+# RPCs
+MAINNET_RPC_URL=""
+OPTIMISM_RPC_URL=""
+GOERLI_RPC_URL=""
 
 # OpenZeppelin
 OPENZEPPELIN_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"