diff --git a/controllers/config/controller_config.go b/controllers/config/controller_config.go
index f6fe8231d..4a65e9603 100644
--- a/controllers/config/controller_config.go
+++ b/controllers/config/controller_config.go
@@ -158,16 +158,15 @@ func (c *ControllerConfig) GetDashboards(namespace string) []*v1alpha1.GrafanaDa
 		return c.Dashboards[namespace]
 	}
 
-	return []*v1alpha1.GrafanaDashboardRef{}
-}
-
-func (c *ControllerConfig) GetAllDashboards() []*v1alpha1.GrafanaDashboardRef {
-	c.Lock()
-	defer c.Unlock()
+	dashboards := []*v1alpha1.GrafanaDashboardRef{}
 
-	var dashboards []*v1alpha1.GrafanaDashboardRef
-	for _, ds := range c.Dashboards {
-		dashboards = append(dashboards, ds...)
+	// The periodic resync in grafanadashboard.GrafanaDashboardReconciler rely on the convention
+	// that an empty namespace means all of them, so we follow that rule here.
+	if namespace == "" {
+		for _, ds := range c.Dashboards {
+			dashboards = append(dashboards, ds...)
+		}
+		return dashboards
 	}
 
 	return dashboards
diff --git a/controllers/grafana/grafana_controller.go b/controllers/grafana/grafana_controller.go
index 54556e489..7fac7f1dc 100644
--- a/controllers/grafana/grafana_controller.go
+++ b/controllers/grafana/grafana_controller.go
@@ -283,7 +283,7 @@ func (r *ReconcileGrafana) manageSuccess(cr *grafanav1alpha1.Grafana, state *com
 	// Only update the status if the dashboard controller had a chance to sync the cluster
 	// dashboards first. Otherwise reuse the existing dashboard config from the CR.
 	if r.Config.GetConfigBool(config.ConfigGrafanaDashboardsSynced, false) {
-		cr.Status.InstalledDashboards = r.Config.GetAllDashboards()
+		cr.Status.InstalledDashboards = r.Config.GetDashboards("")
 	}
 
 	instance := &grafanav1alpha1.Grafana{}