diff --git a/paimon-arrow/src/main/java/org/apache/paimon/arrow/ArrowFieldTypeConversion.java b/paimon-arrow/src/main/java/org/apache/paimon/arrow/ArrowFieldTypeConversion.java
index c4c6d4bc7860..69b42c9e85e0 100644
--- a/paimon-arrow/src/main/java/org/apache/paimon/arrow/ArrowFieldTypeConversion.java
+++ b/paimon-arrow/src/main/java/org/apache/paimon/arrow/ArrowFieldTypeConversion.java
@@ -54,7 +54,7 @@ public class ArrowFieldTypeConversion {
     public static final ArrowFieldTypeVisitor ARROW_FIELD_TYPE_VISITOR =
             new ArrowFieldTypeVisitor();
 
-    private static class ArrowFieldTypeVisitor implements DataTypeVisitor<FieldType> {
+    public static class ArrowFieldTypeVisitor implements DataTypeVisitor<FieldType> {
 
         @Override
         public FieldType visit(CharType charType) {