diff --git a/src/tera/mod.rs b/src/tera/mod.rs
index 2c126aa..02b5905 100644
--- a/src/tera/mod.rs
+++ b/src/tera/mod.rs
@@ -141,6 +141,7 @@ impl Fairing for Usage {
             && !uri.ends_with(".js")
             && !uri.ends_with(".ico")
             && !uri.ends_with(".json")
+            && !uri.ends_with(".png")
         {
             let config = req.rocket().state::<Config>().unwrap();
             let Ok(mut file) = OpenOptions::new()