diff --git a/src/page-file.rkt b/src/page-file.rkt
index 2a82def..953d04f 100644
--- a/src/page-file.rkt
+++ b/src/page-file.rkt
@@ -32,15 +32,15 @@
   (log-outgoing image-url)
   (define dest-res (easy:head image-url #:timeouts timeouts))
   (define content-type (easy:response-headers-ref dest-res 'Content-Type))
-  `(cond
-    [(eq? content-type #f) ""]
+  (cond
+    [(eq? content-type #f) `""]
     [(regexp-match? #rx"^image/" content-type)
-      '(img (@ (src ,(u-proxy-url image-url))))]
+      `(img (@ (src ,(u-proxy-url image-url))))]
     [(regexp-match? #rx"^audio/" content-type)
-      '(audio (@ (src ,(u-proxy-url image-url)) (controls)))]
+      `(audio (@ (src ,(u-proxy-url image-url)) (controls)))]
     [(regexp-match? #rx"^video/" content-type)
-      '(video (@ (src ,(u-proxy-url image-url)) (controls)))]
-    [else ""]))
+      `(video (@ (src ,(u-proxy-url image-url)) (controls)))]
+    [else `""]))
 
 (define (generate-results-page
          #:source-url source-url