diff --git a/examples/tictactoe/package.json b/examples/tictactoe/package.json
index cbd7f71b..33a57c83 100644
--- a/examples/tictactoe/package.json
+++ b/examples/tictactoe/package.json
@@ -4,8 +4,8 @@
   "version": "0.0.0",
   "type": "module",
   "scripts": {
-    "dev": "vite",
-    "build": "tsc -b && vite build",
+    "dev": "test -n \"$npm_config_address\" && TICTACTOE_ADDRESS=$npm_config_address vite || (echo 'Error: --address parameter is required' && exit 1)",
+    "build": "test -n \"$npm_config_address\" && TICTACTOE_ADDRESS=$npm_config_address tsc -b && vite build || (echo 'Error: --address parameter is required' && exit 1)",
     "lint": "eslint .",
     "preview": "vite preview"
   },
diff --git a/examples/tictactoe/src/constants/tictactoe.ts b/examples/tictactoe/src/constants/tictactoe.ts
index 8a901941..adf572b3 100644
--- a/examples/tictactoe/src/constants/tictactoe.ts
+++ b/examples/tictactoe/src/constants/tictactoe.ts
@@ -1,4 +1,4 @@
-export const address = '0x81D8CB015e36922F7ecC5CEAdd018dc7327e6FC7'
+export const address = import.meta.env.TICTACTOE_ADDRESS
 
 export const abi = [
     {