diff --git a/src/widgets/spinbox/lv_spinbox.c b/src/widgets/spinbox/lv_spinbox.c
index 1b791e1e5c..69e8d13da5 100644
--- a/src/widgets/spinbox/lv_spinbox.c
+++ b/src/widgets/spinbox/lv_spinbox.c
@@ -365,6 +365,8 @@ static void lv_spinbox_event(const lv_obj_class_t * class_p, lv_event_t * e)
             spinbox->step = 1;
             uint32_t i;
             for(i = 0; i < pos; i++) spinbox->step *= 10;
+
+            lv_spinbox_updatevalue(obj);
         }
     }
     else if(code == LV_EVENT_KEY) {