diff --git a/packages/amis-ui/src/components/Range.tsx b/packages/amis-ui/src/components/Range.tsx
index bebbbd840..19468c575 100644
--- a/packages/amis-ui/src/components/Range.tsx
+++ b/packages/amis-ui/src/components/Range.tsx
@@ -382,11 +382,12 @@ export class Range extends React.Component<RangeItemProps, any> {
    */
   getStepValue(value: number, step: number) {
     const surplus = value % step;
-    let curValue = value - surplus;
+    let curValue = 0;
+    const closeNum = value - surplus;
     // 余数 >= 步长一半 -> 向上取，value为正值的时候，使用 safeAdd，否则使用 safeSub
-    // 余数 <  步长一半 -> 向下取，使用 curValue
+    // 余数 <  步长一半 -> 向下取，使用 closeNum
     if (Math.abs(surplus) >= step / 2) {
-      curValue = value >= 0 ? safeAdd(curValue, step) : safeSub(curValue, step);
+      curValue = value >= 0 ? safeAdd(closeNum, step) : safeSub(closeNum, step);
     }
     /*
     let result = 0;
diff --git a/packages/amis/__tests__/event-action/renderers/form/range.test.tsx b/packages/amis/__tests__/event-action/renderers/form/range.test.tsx
index f770f6bcb..d8709400c 100644
--- a/packages/amis/__tests__/event-action/renderers/form/range.test.tsx
+++ b/packages/amis/__tests__/event-action/renderers/form/range.test.tsx
@@ -118,7 +118,7 @@ test('EventAction:inputRange', async () => {
   });
 
   // 滑动 change
-  const slider = container.querySelector('.cxd-InputRange-handle')!;
+  const slider = container.querySelector('.cxd-InputRange-handle-icon')!;
   fireEvent.mouseDown(slider);
   fireEvent.mouseMove(slider, {
     clientX: 0,