diff --git a/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Table.java b/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Table.java
index d8837f0c..306afc57 100644
--- a/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Table.java
+++ b/mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Table.java
@@ -245,7 +245,7 @@ public class Table {
                 tableAnnotation.append(", schema = \"").append(tableConfig.getSchema()).append("\"");
             }
             if (tableConfig.getCamelToUnderline() != null) {
-                tableAnnotation.append(", camelToUnderline = \"").append(tableConfig.getCamelToUnderline()).append("\"");
+                tableAnnotation.append(", camelToUnderline = ").append(tableConfig.getCamelToUnderline());
             }
             if (tableConfig.getInsertListenerClass() != null) {
                 tableAnnotation.append(", onInsert = ").append(tableConfig.getInsertListenerClass().getSimpleName()).append(".class");