diff --git a/ruoyi-admin/src/main/resources/application.yml b/ruoyi-admin/src/main/resources/application.yml
index 07bd6a3..f0b2036 100644
--- a/ruoyi-admin/src/main/resources/application.yml
+++ b/ruoyi-admin/src/main/resources/application.yml
@@ -14,6 +14,8 @@ ruoyi:
   captchaType: math
   # 指定默认文件服务类型(值为disk代表使用磁盘作为文件操作服务,minio代表使用minio作为文件操作服务,oss代表使用oss作为文件操作服务)
   fileServer: disk
+  # 指定默认文件上传方法最大文件大小
+  fileMaxSize: 50
 
 # 开发环境配置
 server:
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileOperateUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileOperateUtils.java
index 5386ba0..85344ab 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileOperateUtils.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileOperateUtils.java
@@ -29,7 +29,7 @@ public class FileOperateUtils {
     /**
      * 默认大小 50M
      */
-    public static final long DEFAULT_MAX_SIZE = 50 * 1024 * 1024;
+    public static final long DEFAULT_MAX_SIZE = Long.valueOf(SpringUtils.getRequiredProperty("ruoyi.fileMaxSize")) * 1024 * 1024;
 
     /**
      * 以默认配置进行文件上传