diff --git a/src/click.c b/src/click.c
index 91964b93..9b85b711 100644
--- a/src/click.c
+++ b/src/click.c
@@ -171,6 +171,9 @@ static int route_click(Con *con, xcb_button_press_event_t *event, const bool mod
     DLOG("--> OUTCOME = %p\n", con);
     DLOG("type = %d, name = %s\n", con->type, con->name);
 
+    /* if focus changes, we must rerender */
+    Con *initially_focused = focused;
+
     /* don’t handle dockarea cons, they must not be focused */
     if (con->parent->type == CT_DOCKAREA)
         goto done;
@@ -297,7 +300,10 @@ static int route_click(Con *con, xcb_button_press_event_t *event, const bool mod
 done:
     xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time);
     xcb_flush(conn);
-    tree_render();
+
+    if (initially_focused != focused)
+        tree_render();
+
     return 0;
 }