diff --git a/backend/src/auth/auth.controller.ts b/backend/src/auth/auth.controller.ts
index 3809ed6..e6d24b1 100644
--- a/backend/src/auth/auth.controller.ts
+++ b/backend/src/auth/auth.controller.ts
@@ -21,7 +21,7 @@ export class AuthController {
 
   @Post("signUp")
   signUp(@Body() dto: AuthRegisterDTO) {
-    if (!this.config.get("ALLOW_REGISTRATION"))
+    if (this.config.get("ALLOW_REGISTRATION") == "false")
       throw new ForbiddenException("Registration is not allowed");
     return this.authService.signUp(dto);
   }
diff --git a/frontend/src/pages/auth/signUp.tsx b/frontend/src/pages/auth/signUp.tsx
index 9d136e3..b4e4464 100644
--- a/frontend/src/pages/auth/signUp.tsx
+++ b/frontend/src/pages/auth/signUp.tsx
@@ -1,14 +1,17 @@
+import getConfig from "next/config";
 import { useRouter } from "next/router";
 import AuthForm from "../../components/auth/AuthForm";
 import Meta from "../../components/Meta";
 import useUser from "../../hooks/user.hook";
 
+const { publicRuntimeConfig } = getConfig();
+
 const SignUp = () => {
   const user = useUser();
   const router = useRouter();
   if (user) {
     router.replace("/");
-  } else if (process.env.NEXT_PUBLIC_DISABLE_REGISTRATION) {
+  } else if (publicRuntimeConfig.ALLOW_REGISTRATION == "false") {
     router.replace("/auth/signIn");
   } else {
     return (