diff --git a/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java b/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
index 2ff161ffa..31278a666 100644
--- a/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
+++ b/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
@@ -297,7 +297,7 @@ public class GenTableServiceImpl implements IGenTableService {
         List<GenTableColumn> tableColumns = new ArrayList<>();
         columns.forEach((columnName, column) -> {
             GenTableColumn tableColumn = new GenTableColumn();
-            tableColumn.setIsPk(String.valueOf(column.isPrimaryKey()));
+            tableColumn.setIsPk(column.isPrimaryKey() ? "1" : "0");
             tableColumn.setColumnName(column.getName());
             tableColumn.setColumnComment(column.getComment());
             tableColumn.setColumnType(column.getOriginType().toLowerCase());