diff --git a/packages/features/user-analyses/src/server/api.ts b/packages/features/user-analyses/src/server/api.ts
index 79b4257..30536d9 100644
--- a/packages/features/user-analyses/src/server/api.ts
+++ b/packages/features/user-analyses/src/server/api.ts
@@ -509,9 +509,18 @@ class UserAnalysesApi {
     }
     const analysisOrder = await this.getAnalysisOrder({ analysisOrderId });
     const userId = analysisOrder.user_id;
-    if (!userId) {
+    const { data: account } = await this.client
+      .schema('medreport')
+      .from('accounts')
+      .select('id')
+      .eq('primary_owner_user_id', userId)
+      .maybeSingle()
+      .throwOnError();
+
+    const accountId = account?.id;
+    if (!accountId) {
       console.warn(
-        `Order ${analysisOrderId} got new responses but user_id is missing. Skipping notification. AnalysisOrder=${JSON.stringify(analysisOrder)}`,
+        `Order ${analysisOrderId} got new responses but no account found for user_id=${userId}. Skipping notification. AnalysisOrder=${JSON.stringify(analysisOrder)}`,
       );
       return;
     }
@@ -525,7 +534,7 @@ class UserAnalysesApi {
 
     if (hasFullAnalysisResponse || hasPartialAnalysisResponse) {
       await notificationsApi.createNotification({
-        account_id: userId,
+        account_id: accountId,
         body: t('analysis-results:notification.body'),
         link: `${pathsConfig.app.analysisResults}/${analysisOrderId}`,
       });