diff --git a/modules/reitit-swagger-ui/src/reitit/swagger_ui.cljc b/modules/reitit-swagger-ui/src/reitit/swagger_ui.cljc
index 53a6c04c..01d59cd4 100644
--- a/modules/reitit-swagger-ui/src/reitit/swagger_ui.cljc
+++ b/modules/reitit-swagger-ui/src/reitit/swagger_ui.cljc
@@ -32,14 +32,10 @@
       (create-swagger-ui-handler nil))
      ([options]
       (let [config-json (fn [{:keys [url config]}] (j/write-value-as-string (merge config {:url url})))
-            conf-js (fn [opts] (str "window.API_CONF = " (config-json opts) ";"))
             options (as-> options $
                           (update $ :root (fnil identity "swagger-ui"))
                           (update $ :url (fnil identity "/swagger.json"))
-                          (assoc $ :paths {"/conf.js" {:headers {"Content-Type" "application/javascript"}
-                                                       :status 200
-                                                       :body (conf-js $)}
-                                           "/config.json" {:headers {"Content-Type" "application/json"}
+                          (assoc $ :paths {"/config.json" {:headers {"Content-Type" "application/json"}
                                                            :status 200
                                                            :body (config-json $)}}))]
         (ring/routes