diff --git a/lambda/index.js b/lambda/index.js
index d133ce4..7212742 100644
--- a/lambda/index.js
+++ b/lambda/index.js
@@ -8,7 +8,6 @@
  *   GOOGLE_SECRET_NAME - Secrets Manager name for Google service account JSON key
  *   FRONT_SECRET_NAME  - Secrets Manager name for Front API token
  *   GOOGLE_ADMIN_EMAIL - Email of a Google Workspace admin to impersonate
- *   GOOGLE_DOMAIN      - Domain to list users for (e.g. seahaven.com)
  *   GOOGLE_OUS         - Comma-separated org unit paths to sync (e.g. /Office/Scheduling,/Office/Operations)
  */
 
@@ -77,13 +76,13 @@ async function getGoogleAccessToken(serviceAccountKey, adminEmail) {
 // Google Admin Directory: list users for a specific OU
 // ---------------------------------------------------------------------------
 
-async function listGoogleUsersInOU(accessToken, domain, orgUnitPath) {
+async function listGoogleUsersInOU(accessToken, orgUnitPath) {
   const users = [];
   let pageToken = null;
 
   do {
     const params = new URLSearchParams({
-      domain,
+      customer: "my_customer",
       maxResults: "500",
       projection: "full",
       orderBy: "email",
@@ -111,13 +110,13 @@ async function listGoogleUsersInOU(accessToken, domain, orgUnitPath) {
   return users;
 }
 
-async function listGoogleUsers(accessToken, domain, orgUnits) {
+async function listGoogleUsers(accessToken, orgUnits) {
   const allUsers = [];
   const seen = new Set();
 
   for (const ou of orgUnits) {
     console.log(`Fetching users from OU: ${ou}`);
-    const users = await listGoogleUsersInOU(accessToken, domain, ou);
+    const users = await listGoogleUsersInOU(accessToken, ou);
     console.log(`  Found ${users.length} users in ${ou}`);
 
     for (const user of users) {
@@ -222,11 +221,7 @@ exports.handler = async (event) => {
     .filter(Boolean);
   console.log(`Syncing OUs: ${orgUnits.join(", ")}`);
 
-  const googleUsers = await listGoogleUsers(
-    accessToken,
-    process.env.GOOGLE_DOMAIN,
-    orgUnits
-  );
+  const googleUsers = await listGoogleUsers(accessToken, orgUnits);
   console.log(`Found ${googleUsers.length} total users across ${orgUnits.length} OUs`);
 
   // 4. Sync each user to Front
diff --git a/lib/google-user-sync-stack.js b/lib/google-user-sync-stack.js
index be757a7..c8b461d 100644
--- a/lib/google-user-sync-stack.js
+++ b/lib/google-user-sync-stack.js
@@ -40,7 +40,6 @@ class GoogleUserSyncStack extends Stack {
         GOOGLE_SECRET_NAME: "google-user-sync/google-service-account",
         FRONT_SECRET_NAME: "google-user-sync/front-api-token",
         GOOGLE_ADMIN_EMAIL: "adam@seahavenind.com",
-        GOOGLE_DOMAIN: "seahavenind.com",
         GOOGLE_OUS: "/Office/Scheduling,/Office/Operations",
       },
       logRetention: logs.RetentionDays.TWO_MONTHS,