diff --git a/client/src/html.js b/client/src/html.js
index ea8c63f04d..962b47a83f 100644
--- a/client/src/html.js
+++ b/client/src/html.js
@@ -24,6 +24,7 @@ export default class HTML extends React.Component {
         <body {...this.props.bodyAttributes}>
           {this.props.preBodyComponents}
           <div
+            className='tex2jax_ignore'
             dangerouslySetInnerHTML={{ __html: this.props.body }}
             id='___gatsby'
             key={'body'}
