diff --git a/packages/api/src/routers/member.ts b/packages/api/src/routers/member.ts
index 28485fe5..8bf51d37 100644
--- a/packages/api/src/routers/member.ts
+++ b/packages/api/src/routers/member.ts
@@ -1,4 +1,5 @@
 import { TRPCError } from "@trpc/server";
+import { env } from "next-runtime-env";
 import { z } from "zod";
 
 import * as inviteLinkRepo from "@kan/db/repository/inviteLink.repo";
@@ -307,7 +308,7 @@ export const memberRouter = createTRPCRouter({
         return {
           id: activeInviteLink.id,
           inviteCode: activeInviteLink.code,
-          inviteLink: `${process.env.NEXT_PUBLIC_BASE_URL}/invite/${activeInviteLink.code}`,
+          inviteLink: `${env("NEXT_PUBLIC_BASE_URL")}/invite/${activeInviteLink.code}`,
           isActive: true,
           expiresAt: activeInviteLink.expiresAt ?? undefined,
         };
@@ -415,7 +416,7 @@ export const memberRouter = createTRPCRouter({
       return {
         publicId: inviteLink.publicId,
         inviteCode: inviteLink.code,
-        inviteLink: `${process.env.NEXT_PUBLIC_BASE_URL}/invite/${inviteLink.code}`,
+        inviteLink: `${env("NEXT_PUBLIC_BASE_URL")}/invite/${inviteLink.code}`,
         expiresAt: inviteLink.expiresAt,
       };
     }),
diff --git a/packages/shared/src/utils/email.ts b/packages/shared/src/utils/email.ts
index 78666655..45def969 100644
--- a/packages/shared/src/utils/email.ts
+++ b/packages/shared/src/utils/email.ts
@@ -1,4 +1,5 @@
 import { SignJWT } from "jose";
+import { env } from "next-runtime-env";
 
 const encoder = new TextEncoder();
 
@@ -14,7 +15,7 @@ const encoder = new TextEncoder();
 export async function createEmailUnsubscribeLink(
   userId: string,
 ): Promise<string | null> {
-  const baseUrl = process.env.NEXT_PUBLIC_BASE_URL;
+  const baseUrl = env("NEXT_PUBLIC_BASE_URL");
   const secret = process.env.EMAIL_UNSUBSCRIBE_SECRET;
 
   if (!baseUrl || !secret) {