diff --git a/source/Ox.js b/source/Ox.js
index 16d1ce97..675fbed3 100644
--- a/source/Ox.js
+++ b/source/Ox.js
@@ -37,7 +37,7 @@
             }
 
             function getPath() {
-                var index, regexp = /Ox\.js(\?\d+|)$/,
+                var index, regexp = /Ox\.js(\?[\d\.]+|)$/,
                     scripts = document.getElementsByTagName('script'), src;
                 for (index = scripts.length - 1; index >= 0; index--) {
                     src = scripts[index].src;