diff --git a/lib/server.js b/lib/server.js
index ee6a3f0..50aa754 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -136,7 +136,9 @@ exports.create = function create(createOptions) {
         }
         else {
           var htmlTag = createOptions.scriptLocation === 'head' ? '</head>' : '</body>';
-          html = html.replace(htmlTag, script + htmlTag);
+          var splitHtml = html.split(htmlTag);
+          splitHtml[0] += script;
+          html = splitHtml.join(htmlTag);
         }
       }