--- a/rust/hg-core/src/revlog/filelog.rs	Tue Dec 21 15:57:30 2021 +0100
+++ b/rust/hg-core/src/revlog/filelog.rs	Tue Dec 21 18:35:58 2021 +0100
@@ -39,7 +39,7 @@
         &self,
         file_rev: Revision,
     ) -> Result<FilelogRevisionData, RevlogError> {
-        let data: Vec<u8> = self.revlog.get_rev_data(file_rev)?;
+        let data: Vec<u8> = self.revlog.get_rev_data(file_rev)?.into_owned();
         Ok(FilelogRevisionData(data.into()))
     }
 }