diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000..fc56a69
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,12 @@
+# FIREBASE
+# cert data to string
+FIREBASE_CERT = "JSON.stringify(the_file)"
+
+
+# DISCORD
+# discord bot token
+DISCORD_TOKEN = ""
+# discord application client id
+DISCORD_CLIENT_ID = ""
+# guild id for deploy
+DISCORD_TARGRT_GUILD_ID = ""
\ No newline at end of file
diff --git a/src/deploy.ts b/src/deploy.ts
index 3ab2c36..1727c32 100755
--- a/src/deploy.ts
+++ b/src/deploy.ts
@@ -18,8 +18,8 @@ const rest = new REST({ version: "10" }).setToken(
     // The put method is used to fully refresh all commands in the guild with the current set
     await rest.put(
       Routes.applicationGuildCommands(
-        process.env.discord_CLIENT_ID as string,
-        process.env.discord_GUILD_ID as string
+        process.env.DISCORD_CLIENT_ID as string,
+        process.env.DISCORD_TARGET_GUILD_ID as string
       ),
       { body: commands }
     );
diff --git a/src/wrapper/firebase.ts b/src/wrapper/firebase.ts
index 9d1b43e..ec47401 100644
--- a/src/wrapper/firebase.ts
+++ b/src/wrapper/firebase.ts
@@ -4,7 +4,7 @@ import { config } from "dotenv";
 config();
 
 initializeApp({
-  credential: cert(JSON.parse(process.env["firebase_cert"] as string)),
+  credential: cert(JSON.parse(process.env.FIREBASE_CERT as string)),
 });
 
 const db = getFirestore();