diff --git a/app/actions/workouts/create.rb b/app/actions/workouts/create.rb
index 02a7497..812ec7d 100644
--- a/app/actions/workouts/create.rb
+++ b/app/actions/workouts/create.rb
@@ -6,7 +6,7 @@ module Adamantium
 
         def handle(req, res)
           tempfile = Tempfile.new(%w/path .gpx/)
-          tempfile.write req.params[:file]
+          tempfile.write req.params["file"]["tempfile"]
           tempfile.rewind
 
           gpxfile = gpx_parser.call(file: tempfile)