diff --git a/components/date-picker/style/panel.ts b/components/date-picker/style/panel.ts
index 005281d0f6..05e2783b8f 100644
--- a/components/date-picker/style/panel.ts
+++ b/components/date-picker/style/panel.ts
@@ -321,8 +321,7 @@ export const genPanelStyle = (token: SharedPickerToken): CSSObject => {
           width: pickerControlIconSize,
           height: pickerControlIconSize,
           border: `0 solid currentcolor`,
-          borderBlockWidth: `${unit(pickerControlIconBorderWidth)} 0`,
-          borderInlineWidth: `${unit(pickerControlIconBorderWidth)} 0`,
+          borderWidth: unit(pickerControlIconBorderWidth),
           content: '""',
         },
       },
@@ -337,8 +336,7 @@ export const genPanelStyle = (token: SharedPickerToken): CSSObject => {
           width: pickerControlIconSize,
           height: pickerControlIconSize,
           border: '0 solid currentcolor',
-          borderBlockWidth: `${unit(pickerControlIconBorderWidth)} 0`,
-          borderInlineWidth: `${unit(pickerControlIconBorderWidth)} 0`,
+          borderWidth: unit(pickerControlIconBorderWidth),
           content: '""',
         },
       },