diff --git a/src/Slider.jsx b/src/Slider.jsx
index 60e493b..df42c84 100644
--- a/src/Slider.jsx
+++ b/src/Slider.jsx
@@ -182,6 +182,9 @@ class Slider extends React.Component {
       recent: valueNeedChanging,
     });
 
+    const oldValue = state[valueNeedChanging];
+    if (value === oldValue) return;
+
     const props = this.props;
     // If it is not controlled component
     if (!('value' in props) && !('index' in props)) {