diff --git a/unpacked/extensions/toMathML.js b/unpacked/extensions/toMathML.js
index ccd788ebd..40d19f59c 100644
--- a/unpacked/extensions/toMathML.js
+++ b/unpacked/extensions/toMathML.js
@@ -147,7 +147,7 @@ MathJax.Hub.Register.LoadHook("[MathJax]/jax/element/mml/jax.js",function () {
         {annotation = MathJax.InputJax[jax.inputJax].annotationEncoding}
       var nested = (this.data[0] && this.data[0].data.length > 1);
       var tag = this.type, attr = this.toMathMLattributes();
-      var data = [], SPACE = space + (annotation ? "    " : "") + (nested ? "  " : "");
+      var data = [], SPACE = space + (annotation ? "  " + (nested ? "  " : "") : "") + "  ";
       for (var i = 0, m = this.data.length; i < m; i++) {
         if (this.data[i]) {data.push(this.data[i].toMathML(SPACE))}
           else {data.push(SPACE+"<mrow />")}
@@ -162,7 +162,7 @@ MathJax.Hub.Register.LoadHook("[MathJax]/jax/element/mml/jax.js",function () {
         var xmlEscapedTex = jax.originalText.replace(/[&<>]/g, function(item) {
             return { '>': '&gt;', '<': '&lt;','&': '&amp;' }[item]
         });
-      data.push(space+'    <annotation encoding="'+annotation+'">'+xmlEscapedTex+"</annotation>");
+        data.push(space+'    <annotation encoding="'+annotation+'">'+xmlEscapedTex+"</annotation>");
         data.push(space+"  </semantics>");
       }
       return space+"<"+tag+attr+">\n"+data.join("\n")+"\n"+space+"</"+tag+">";