diff --git a/vendor/assets/stylesheets/jquery.fileupload-ui.css b/vendor/assets/stylesheets/jquery.fileupload-ui.css.scss
similarity index 89%
rename from vendor/assets/stylesheets/jquery.fileupload-ui.css
rename to vendor/assets/stylesheets/jquery.fileupload-ui.css.scss
index c88be6a..228489c 100644
--- a/vendor/assets/stylesheets/jquery.fileupload-ui.css
+++ b/vendor/assets/stylesheets/jquery.fileupload-ui.css.scss
@@ -16,7 +16,7 @@
 }
 .progress-animated .progress-bar,
 .progress-animated .bar {
-  background: url("../img/progressbar.gif") !important;
+  background: image-url("progressbar.gif") !important;
   filter: none;
 }
 .fileupload-process {
@@ -28,7 +28,7 @@
   display: block;
   width: 32px;
   height: 32px;
-  background: url("../img/loading.gif") center no-repeat;
+  background: image-url("loading.gif") center no-repeat;
   background-size: contain;
 }
 .files audio,