diff --git a/src/components/Widgets/Markdown/MarkdownControl/RawEditor/index.js b/src/components/Widgets/Markdown/MarkdownControl/RawEditor/index.js
index 7983afb4..d19164b6 100644
--- a/src/components/Widgets/Markdown/MarkdownControl/RawEditor/index.js
+++ b/src/components/Widgets/Markdown/MarkdownControl/RawEditor/index.js
@@ -1,5 +1,6 @@
 import React, { PropTypes } from 'react';
 import { Editor as Slate, Plain } from 'slate';
+import { debounce } from 'lodash';
 import Toolbar from '../Toolbar/Toolbar';
 import { Sticky } from '../../../../UI/Sticky/Sticky';
 import styles from './index.css';
@@ -20,13 +21,15 @@ export default class RawEditor extends React.Component {
     this.setState({ editorState });
   }
 
+  onChange = debounce(this.props.onChange, 250);
+
   /**
    * When the document value changes, serialize from Slate's AST back to plain
    * text (which is Markdown) and pass that up as the new value.
    */
   handleDocumentChange = (doc, editorState) => {
     const value = Plain.serialize(editorState);
-    this.props.onChange(value);
+    this.onChange(value);
   };
 
   /**
diff --git a/src/components/Widgets/Markdown/MarkdownControl/VisualEditor/index.js b/src/components/Widgets/Markdown/MarkdownControl/VisualEditor/index.js
index 3a67ad7a..2fa9323a 100644
--- a/src/components/Widgets/Markdown/MarkdownControl/VisualEditor/index.js
+++ b/src/components/Widgets/Markdown/MarkdownControl/VisualEditor/index.js
@@ -1,5 +1,5 @@
 import React, { Component, PropTypes } from 'react';
-import { get, isEmpty } from 'lodash';
+import { get, isEmpty, debounce } from 'lodash';
 import { Editor as Slate, Raw, Block, Text } from 'slate';
 import { slateToMarkdown, markdownToSlate, htmlToSlate } from '../../serializers';
 import registry from '../../../../../lib/registry';
@@ -43,11 +43,13 @@ export default class Editor extends Component {
     return state.transform().insertFragment(doc).apply();
   }
 
+  onChange = debounce(this.props.onChange, 250);
+
   handleDocumentChange = (doc, editorState) => {
     const raw = Raw.serialize(editorState, { terse: true });
     const plugins = this.state.shortcodePlugins;
     const markdown = slateToMarkdown(raw, plugins);
-    this.props.onChange(markdown);
+    this.onChange(markdown);
   };
 
   hasMark = type => this.state.editorState.marks.some(mark => mark.type === type);