diff --git a/src/main/java/im/zhaojun/zfile/controller/home/FileController.java b/src/main/java/im/zhaojun/zfile/controller/home/FileController.java
index d5d8a0d..c4dd131 100644
--- a/src/main/java/im/zhaojun/zfile/controller/home/FileController.java
+++ b/src/main/java/im/zhaojun/zfile/controller/home/FileController.java
@@ -20,6 +20,7 @@ import im.zhaojun.zfile.util.FileComparator;
 import im.zhaojun.zfile.util.HttpUtil;
 import im.zhaojun.zfile.util.StringUtils;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;