diff --git a/src/render_data.rs b/src/render_data.rs
index 1f2fd4d..da2e0d5 100644
--- a/src/render_data.rs
+++ b/src/render_data.rs
@@ -76,7 +76,7 @@ impl RenderManager {
         } else {
             tracing::info!("encode ok");
         }
-        encode_result.expect("TODO");
+        let bytes = encode_result.expect("TODO");
 
         let path = render.to_string();