diff --git a/src/disk/file.rs b/src/disk/file.rs
index 55445ce42b..78d51bce05 100644
--- a/src/disk/file.rs
+++ b/src/disk/file.rs
@@ -76,3 +76,9 @@ impl Disk for DiskFile {
         self.file.seek(SeekFrom::End(0)).or_eio()
     }
 }
+
+impl From<File> for DiskFile {
+    fn from(file: File) -> Self {
+        Self { file }
+    }
+}