diff --git a/central_backend/src/logs/logs_manager.rs b/central_backend/src/logs/logs_manager.rs
index fb0d1f8..0164f83 100644
--- a/central_backend/src/logs/logs_manager.rs
+++ b/central_backend/src/logs/logs_manager.rs
@@ -35,7 +35,7 @@ pub fn save_log(
         .as_bytes(),
     )?;
     file.flush()?;
-    file.unlock()?;
+    fs4::fs_std::FileExt::unlock(&file)?;
 
     Ok(())
 }