diff --git a/src/supabase/supabase.client.ts b/src/supabase/supabase.client.ts
index 1dba456..8d08ce6 100644
--- a/src/supabase/supabase.client.ts
+++ b/src/supabase/supabase.client.ts
@@ -1,6 +1,20 @@
-import { createClient } from '@supabase/supabase-js';
+import { createClient, type SupabaseClient } from '@supabase/supabase-js';
 
-export const supabaseAdmin = createClient(
-  process.env.SUPABASE_URL ?? '',
-  process.env.SUPABASE_SERVICE_ROLE_KEY ?? '',
-);
+let _client: SupabaseClient | null = null;
+
+function getClient(): SupabaseClient {
+  if (_client) return _client;
+  const url = process.env.SUPABASE_URL;
+  const key = process.env.SUPABASE_SERVICE_ROLE_KEY;
+  if (!url || !key) {
+    throw new Error('SUPABASE_URL and SUPABASE_SERVICE_ROLE_KEY must be set before using supabaseAdmin');
+  }
+  _client = createClient(url, key);
+  return _client;
+}
+
+export const supabaseAdmin = new Proxy({} as SupabaseClient, {
+  get(_target, prop) {
+    return (getClient() as Record<string | symbol, unknown>)[prop];
+  },
+});