diff --git a/examples/widgets/chart/lv_example_chart_4.c b/examples/widgets/chart/lv_example_chart_4.c
index 838669819..bb5de1f3a 100644
--- a/examples/widgets/chart/lv_example_chart_4.c
+++ b/examples/widgets/chart/lv_example_chart_4.c
@@ -18,7 +18,7 @@ static void event_cb(lv_event_t * e)
         int32_t id = lv_chart_get_pressed_point(chart);
         if(id == LV_CHART_POINT_NONE) return;
 
-        LV_LOG_USER("Selected point %d\n", id);
+        LV_LOG_USER("Selected point %d", id);
 
         lv_chart_series_t * ser = lv_chart_get_series_next(chart, NULL);
         while(ser) {
@@ -51,6 +51,9 @@ static void event_cb(lv_event_t * e)
             ser = lv_chart_get_series_next(chart, ser);
         }
     }
+    else if(code == LV_EVENT_RELEASED) {
+        lv_obj_invalidate(chart);
+    }
 }
 
 /**