diff --git a/designer-realize/src/main/java/com/fr/design/mainframe/alphafine/component/AlphaFineTextField.java b/designer-realize/src/main/java/com/fr/design/mainframe/alphafine/component/AlphaFineTextField.java
index fafe0f60a6..b745b0de96 100644
--- a/designer-realize/src/main/java/com/fr/design/mainframe/alphafine/component/AlphaFineTextField.java
+++ b/designer-realize/src/main/java/com/fr/design/mainframe/alphafine/component/AlphaFineTextField.java
@@ -40,6 +40,11 @@ public class AlphaFineTextField extends UITextField {
         g2.drawString(placeHolder, getInsets().left, g.getFontMetrics().getMaxAscent() + getInsets().top + PLACE_HOLDER_GAP);
     }
 
+    @Override
+    protected void paintBorder(Graphics g) {
+        // do nothing
+    }
+
     public String getPlaceHolder() {
         return placeHolder;
     }