diff --git a/src/resources/markdown_template.html b/src/resources/markdown_template.html
index 0ff658cb..474ca42c 100644
--- a/src/resources/markdown_template.html
+++ b/src/resources/markdown_template.html
@@ -32,7 +32,8 @@
     <script>
         MathJax = {
           tex: {
-            inlineMath: [['$', '$'], ['\\(', '\\)']]
+            inlineMath: [['$', '$'], ['\\(', '\\)']],
+            tags: 'ams'
           }
         };
     </script>
diff --git a/src/resources/mathjax_preview.js b/src/resources/mathjax_preview.js
index 4c247261..017280e3 100644
--- a/src/resources/mathjax_preview.js
+++ b/src/resources/mathjax_preview.js
@@ -71,6 +71,7 @@ var previewMathJax = function(identifier, id, timeStamp, text, isHtml) {
     if (text.indexOf('$$') !== -1) {
         isBlock = true;
     }
+    MathJax.texReset();
     MathJax
         .typesetPromise([p])
         .then(function () {
diff --git a/src/resources/mathjax_preview_template.html b/src/resources/mathjax_preview_template.html
index 2c962053..da07a7ee 100644
--- a/src/resources/mathjax_preview_template.html
+++ b/src/resources/mathjax_preview_template.html
@@ -13,7 +13,8 @@
     <script>
         MathJax = {
             tex: {
-                inlineMath: [['$', '$'], ['\\(', '\\)']]
+                inlineMath: [['$', '$'], ['\\(', '\\)']],
+                tags: 'ams'
             },
             chtml: {
                 // http://docs.mathjax.org/en/latest/options/output/index.html#options-common-to-all-output-processors