diff --git a/src/galaxy/service/graphLoader.js b/src/galaxy/service/graphLoader.js
index a42d77f5..68f29b76 100644
--- a/src/galaxy/service/graphLoader.js
+++ b/src/galaxy/service/graphLoader.js
@@ -174,10 +174,15 @@ function loadGraph(name, progress) {
 
   function reportProgress(name, file) {
     return function(e) {
-      progress({
+      let progressInfo = {
         message: name + ': downloading ' + file,
-        completed: Math.round(e.percent * 100) + '%'
-      });
+      };
+      if (e.percent !== undefined) {
+        progressInfo.completed = Math.round(e.percent * 100) + '%'
+      } else {
+        progressInfo.completed = Math.round(e.loaded) + ' bytes'
+      }
+      progress(progressInfo);
     };
   }
 }
diff --git a/src/galaxy/service/request.js b/src/galaxy/service/request.js
index a02c0438..5ef9c746 100644
--- a/src/galaxy/service/request.js
+++ b/src/galaxy/service/request.js
@@ -34,6 +34,10 @@ function request(url, options) {
           total: e.total,
           percent: e.loaded / e.total
         });
+      } else {
+        options.progress({
+          loaded: e.loaded,
+        });
       }
     }