diff --git a/tooling/sparta/src/.env.example b/tooling/sparta/src/.env.example
index a2837e7e..c44d7a49 100644
--- a/tooling/sparta/src/.env.example
+++ b/tooling/sparta/src/.env.example
@@ -5,11 +5,18 @@ GUILD_ID=your_guild_id_here
 
 # Ethereum Configuration
 ETHEREUM_HOST=http://localhost:8545
+L1_CHAIN_ID=1337
 MINTER_PRIVATE_KEY=your_minter_private_key_here
 ETHEREUM_REGISTRY_ADDRESS=your_registry_address_here
 WITHDRAWER_ADDRESS=your_withdrawer_address_here
-ETHEREUM_CHAIN_ID=1337
-ETHEREUM_VALUE=20ether
+WITHDRAWER_PRIVATE_KEY=your_withdrawer_private_key_here
+
+# Validator funding (used by ValidatorService.fundValidator)
+FUNDER_ADDRESS_PRIVATE_KEY=your_funder_private_key_here
+FUNDER_AMOUNT=20ether
+
+# Aztec node
+AZTEC_NODE_URL=http://localhost:8080
 
 MINIMUM_STAKE=100000000000000000000
 APPROVAL_AMOUNT=10000000000000000000000