diff --git a/modules/NotifCenter.qml b/modules/NotifCenter.qml
index 4e93f9f..c5d161a 100644
--- a/modules/NotifCenter.qml
+++ b/modules/NotifCenter.qml
@@ -71,12 +71,14 @@ M.HoverPanel {
     property var _collapsedGroups: ({})
 
     function _toggleCollapse(appName) {
+        const savedY = notifList.contentY;
         const next = Object.assign({}, _collapsedGroups);
         if (next[appName])
             delete next[appName];
         else
             next[appName] = true;
         _collapsedGroups = next;
+        Qt.callLater(() => notifList.contentY = savedY);
     }
 
     // Group notifications by appName, sorted by max urgency desc then most recent time desc