diff --git a/package.json b/package.json
index 2027789c..5d561cd2 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "reselect": "2.5.3",
     "serialize-error": "2.0.0",
     "shallowequal": "0.2.2",
-    "swagger-client": "^3.0.2",
+    "swagger-client": "^3.0.3",
     "whatwg-fetch": "0.11.1",
     "worker-loader": "^0.7.1",
     "xml": "1.0.1",
diff --git a/src/core/plugins/download-url.js b/src/core/plugins/download-url.js
index 77d5a879..17226d4c 100644
--- a/src/core/plugins/download-url.js
+++ b/src/core/plugins/download-url.js
@@ -11,7 +11,9 @@ export default function downloadUrlPlugin (toolbox) {
       let { fetch } = fn
       url = url || specSelectors.url()
       specActions.updateLoadingStatus("loading")
-      fetch(url, {
+      fetch({
+        url,
+        loadSpec: true,
         headers: {
           "Accept": "application/json"
         }