diff --git a/src/main.rs b/src/main.rs
index dc64363..c270e1f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -141,7 +141,7 @@ async fn download_image(serial: &str, arts_dir: &Path) -> Result<(), Box<dyn std
 
     fs::create_dir_all(arts_dir)?;
 
-    let file_name = format!("{}.jpg", original_serial);
+    let file_name = format!("{}_COV.jpg", original_serial);
     let mut file = File::create(arts_dir.join(file_name))?;
 
     let mut content = response.bytes().await?;