diff --git a/imessage-sync/backend/src/modules/credentials/credential.service.ts b/imessage-sync/backend/src/modules/credentials/credential.service.ts
index ae26556..5a3c5e2 100644
--- a/imessage-sync/backend/src/modules/credentials/credential.service.ts
+++ b/imessage-sync/backend/src/modules/credentials/credential.service.ts
@@ -61,9 +61,7 @@ const PROVIDER_DEFAULTS: Record<ProviderName, Partial<ProviderCredentials>> = {
   telegram: {
     sync_interval: '0',  // push-based, no polling interval
   },
-  whatsapp: {
-    session_dir: '/data/whatsapp-session',
-  },
+  whatsapp: {},
   signal: {
     api_url: 'http://signal-cli:8080',
     sync_interval: '15000',