diff --git a/actix-files/src/lib.rs b/actix-files/src/lib.rs
index aa5960b5b..48d3c49f4 100644
--- a/actix-files/src/lib.rs
+++ b/actix-files/src/lib.rs
@@ -279,6 +279,22 @@ mod tests {
         );
     }
 
+    #[actix_rt::test]
+    async fn test_named_file_javascript() {
+        let file = NamedFile::open("tests/test.js").unwrap();
+
+        let req = TestRequest::default().to_http_request();
+        let resp = file.respond_to(&req).await.unwrap();
+        assert_eq!(
+            resp.headers().get(header::CONTENT_TYPE).unwrap(),
+            "application/javascript"
+        );
+        assert_eq!(
+            resp.headers().get(header::CONTENT_DISPOSITION).unwrap(),
+            "inline; filename=\"test.js\""
+        );
+    }
+
     #[actix_rt::test]
     async fn test_named_file_image_attachment() {
         let cd = ContentDisposition {
diff --git a/actix-files/tests/test.js b/actix-files/tests/test.js
new file mode 100644
index 000000000..2ee135561
--- /dev/null
+++ b/actix-files/tests/test.js
@@ -0,0 +1 @@
+// this file is empty.