diff --git a/static/js/oml.js b/static/js/oml.js
index 9f14921..12db1ef 100644
--- a/static/js/oml.js
+++ b/static/js/oml.js
@@ -226,7 +226,7 @@
                 data.browserSupported = browserSupported;
                 oml.ui = {};
                 loadOMLFiles(function() {
-                    Ox.getFile('/static/css/oml.css', function() {
+                    Ox.getFile('/static/css/oml.css?' + omlVersion, function() {
                         initOML(data);
                     })
                 });