diff --git a/internal/service/agent.go b/internal/service/agent.go
index b1e8d59e6a..cb1536feab 100644
--- a/internal/service/agent.go
+++ b/internal/service/agent.go
@@ -1622,6 +1622,7 @@ func (s *AgentService) persistAgentRunSession(
 	if state != nil {
 		session.DSL = buildPersistedAgentDSL(runDSL, state)
 	}
+	session.Round++
 	return s.api4ConversationDAO.Update(ctx, dao.DB, session)
 }