diff --git a/virtual-patient-model/src/main/java/com/supervision/model/FileResource.java b/virtual-patient-model/src/main/java/com/supervision/model/FileResource.java
index 4fbb5842..f6ac6227 100644
--- a/virtual-patient-model/src/main/java/com/supervision/model/FileResource.java
+++ b/virtual-patient-model/src/main/java/com/supervision/model/FileResource.java
@@ -40,7 +40,7 @@ public class FileResource extends Model<FileResource> implements Serializable {
     /**
      * 文件大小
      */
-    private Integer fileSize;
+    private Long fileSize;
 
     /**
      * 创建人ID
diff --git a/virtual-patient-web/src/test/java/com/supervision/VideoUpdateTest.java b/virtual-patient-web/src/test/java/com/supervision/VideoUpdateTest.java
index dfa8c922..9a6e5822 100644
--- a/virtual-patient-web/src/test/java/com/supervision/VideoUpdateTest.java
+++ b/virtual-patient-web/src/test/java/com/supervision/VideoUpdateTest.java
@@ -49,7 +49,7 @@ public class VideoUpdateTest {
                 fileResource.setFileType(FileUtil.getType(file));
 
                 BufferedInputStream inputStream = FileUtil.getInputStream(file);
-                fileResource.setFileSize(inputStream.available());
+                fileResource.setFileSize((long) inputStream.available());
                 String minioId = MinioUtil.uploadFile(inputStream);
                 fileResource.setMinioId(minioId);
                 fileResource.insert();
@@ -77,7 +77,7 @@ public class VideoUpdateTest {
                 fileResource.setFileType(FileUtil.getType(file));
 
                 BufferedInputStream inputStream = FileUtil.getInputStream(file);
-                fileResource.setFileSize(inputStream.available());
+                fileResource.setFileSize((long) inputStream.available());
                 String minioId = MinioUtil.uploadFile(inputStream);
                 fileResource.setMinioId(minioId);
                 fileResource.insert();