diff --git a/discovery/manager.go b/discovery/manager.go
index dd1e9b533..c21e32d5a 100644
--- a/discovery/manager.go
+++ b/discovery/manager.go
@@ -152,6 +152,8 @@ func (m *Manager) runProvider(ctx context.Context, poolKey poolKey, updates chan
 
 func (m *Manager) runUpdater(ctx context.Context) {
 	ticker := time.NewTicker(5 * time.Second)
+	defer ticker.Stop()
+
 	for {
 		select {
 		case <-ctx.Done():