diff --git a/src/toascii/models/image.clj b/src/toascii/models/image.clj
index c370231..8658778 100644
--- a/src/toascii/models/image.clj
+++ b/src/toascii/models/image.clj
@@ -3,7 +3,8 @@
   (:import (java.awt RenderingHints Graphics2D Image)
            (java.awt.image BufferedImage Raster)
            (javax.imageio ImageIO)
-           (java.io File))
+           (java.io File)
+           (java.net URL))
   (:require [clojure.string :as str]
             [cemerick.url :as url]
             [toascii.util :refer [query-param-url->java-url]])
diff --git a/src/toascii/util.clj b/src/toascii/util.clj
index 6e12b16..0e3bd4d 100644
--- a/src/toascii/util.clj
+++ b/src/toascii/util.clj
@@ -54,11 +54,12 @@
                        (url/map->query query))))
            (when anchor (str \# anchor))))))
 
-(defn query-param-url->java-url [^String url]
+(defn query-param-url->java-url
+  (^URL [^String url]
   (->> url
        (url/url)
        (encode-url-path-components)
-       (URL.)))
+       (URL.))))
 
 (defn parse-int [s]
   (try