diff --git a/.env.example b/.env.example
index a2b20e9..5144f1f 100644
--- a/.env.example
+++ b/.env.example
@@ -14,3 +14,6 @@ NEXTAUTH_URL='http://localhost:3000'
 # Ably
 ABLY_SERVER_API_KEY='<ABLY_SERVER_API_KEY>'
 NEXT_PUBLIC_ABLY_CLIENT_API_KEY='<ABLY_CLIENT_API_KEY>'
+
+# Course Info
+NEXT_PUBLIC_COURSE_ID='<COURSE_ID>'
\ No newline at end of file
diff --git a/package.json b/package.json
index f9a7394..369d293 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,7 @@
 {
   "name": "simple-office-hours-queue",
   "version": "0.1.0",
+  "engines": {"node": ">=18.17"},
   "private": true,
   "prisma": {
     "seed": "ts-node --compiler-options {\"module\":\"CommonJS\"} prisma/seed.ts"
diff --git a/src/env/schema.mjs b/src/env/schema.mjs
index 77076c1..6012924 100644
--- a/src/env/schema.mjs
+++ b/src/env/schema.mjs
@@ -21,6 +21,7 @@ export const serverSchema = z.object({
  */
 export const clientSchema = z.object({
   NEXT_PUBLIC_ABLY_CLIENT_API_KEY: z.string(),
+  NEXT_PUBLIC_COURSE_ID: z.string()
 });
 
 /**
@@ -31,4 +32,5 @@ export const clientSchema = z.object({
  */
 export const clientEnv = {
   NEXT_PUBLIC_ABLY_CLIENT_API_KEY: process.env.NEXT_PUBLIC_ABLY_CLIENT_API_KEY,
+  NEXT_PUBLIC_COURSE_ID: process.env.NEXT_PUBLIC_COURSE_ID,
 };
diff --git a/src/utils/constants.ts b/src/utils/constants.ts
index 88d870c..25ea3de 100644
--- a/src/utils/constants.ts
+++ b/src/utils/constants.ts
@@ -1,4 +1,6 @@
-export const COURSE_ID = "CS61B";
+import { clientEnv } from "../env/schema.mjs";
+
+export const COURSE_ID = clientEnv.NEXT_PUBLIC_COURSE_ID;
 
 export const EMAIL_REGEX =
   /^(([^<>()[\]\.,;:\s@\"]+(\.[^<>()[\]\.,;:\s@\"]+)*)|(\".+\"))@(([^<>()[\]\.,;:\s@\"]+\.)+[^<>()[\]\.,;:\s@\"]{2,})$/i;