diff --git a/src/main/java/io/autoinvestor/application/RegisterUserCommandHandler.java b/src/main/java/io/autoinvestor/application/RegisterUserCommandHandler.java
index b941064..8ef8dec 100644
--- a/src/main/java/io/autoinvestor/application/RegisterUserCommandHandler.java
+++ b/src/main/java/io/autoinvestor/application/RegisterUserCommandHandler.java
@@ -43,6 +43,8 @@ public void handle(RegisterUserCommand command) {
 
         this.portfolioRepository.addUser(command.userId(), command.riskLevel());
 
+        this.inboxReadModel.save(UserId.from(command.userId()), inbox.getState().getInboxId());
+
         this.eventPublisher.publish(events);
 
         inbox.markEventsAsCommitted();
diff --git a/src/main/java/io/autoinvestor/infrastructure/read_models/users/MongoInboxReadModelRepository.java b/src/main/java/io/autoinvestor/infrastructure/read_models/users/MongoInboxReadModelRepository.java
index 49c8f18..aff4fde 100644
--- a/src/main/java/io/autoinvestor/infrastructure/read_models/users/MongoInboxReadModelRepository.java
+++ b/src/main/java/io/autoinvestor/infrastructure/read_models/users/MongoInboxReadModelRepository.java
@@ -20,7 +20,7 @@ public MongoInboxReadModelRepository(MongoTemplate template) {
     }
 
     @Override
-    public void save(UserId userId, io.autoinvestor.domain.model.InboxId inboxId) {
+    public void save(UserId userId, InboxId inboxId) {
         String userIdStr = userId.value();
         String inboxIdStr = inboxId.value();
         DecisionDocument doc = new DecisionDocument(userIdStr, inboxIdStr);