diff --git a/package.json b/package.json
index f923ea30a5..fb1a63a556 100644
--- a/package.json
+++ b/package.json
@@ -53,8 +53,8 @@
     "// Build and zip": "",
     "bundle": "yarn build && yarn zip",
     "// Runs tests": "",
-    "anvil": "ETH_MAINNET_RPC=$(grep ETH_MAINNET_RPC .env | cut -d '=' -f2) && anvil --fork-url $ETH_MAINNET_RPC",
-    "anvil:optimism": "OPTIMISM_MAINNET_RPC=$(grep OPTIMISM_MAINNET_RPC .env | cut -d '=' -f2) && anvil --fork-url $OPTIMISM_MAINNET_RPC",
+    "anvil": "anvil --fork-url $(./scripts/get-rpc-url.sh mainnet)",
+    "anvil:optimism": "anvil --fork-url $(./scripts/get-rpc-url.sh optimism)",
     "anvil:kill": "lsof -i :8545|tail -n +2|awk '{print $2}'|xargs -r kill -s SIGINT",
     "test": "./scripts/unit-tests.sh",
     "test:watch": "yarn anvil & vitest --watch",
diff --git a/scripts/get-rpc-url.sh b/scripts/get-rpc-url.sh
new file mode 100755
index 0000000000..a45aeed504
--- /dev/null
+++ b/scripts/get-rpc-url.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+NETWORK=$1
+KEY=$(grep ALCHEMY_DEV_KEY .env | cut -d '=' -f2)
+
+case $NETWORK in
+  "optimism")
+    echo "https://opt-mainnet.g.alchemy.com/v2/$KEY"
+    ;;
+  "mainnet")
+    echo "https://eth-mainnet.g.alchemy.com/v2/$KEY"
+    ;;
+esac
\ No newline at end of file