diff --git a/web/gui/src/main/webapp/app/view/topo2/topo2SubRegion.js b/web/gui/src/main/webapp/app/view/topo2/topo2SubRegion.js
index a370746..75a2ef4 100644
--- a/web/gui/src/main/webapp/app/view/topo2/topo2SubRegion.js
+++ b/web/gui/src/main/webapp/app/view/topo2/topo2SubRegion.js
@@ -85,6 +85,8 @@
                             dir: 'down',
                             rid: this.get('id')
                         });
+
+                        _t2srp_.hide();
                     }
                 });