diff --git a/README.md b/README.md
index ccf3a8a..b1d7454 100644
--- a/README.md
+++ b/README.md
@@ -104,6 +104,7 @@ convert(delta, formats, { blockTag: 'FIGURE', inlineTag: 'INS' });
 
 ## Changelog
 
+- `5.5.0` Add support for data params in doc component
 - `5.4.1` Update dev dependencies to address security vulnerabilities
 - `5.4.0` Update jsdom and lodash dependencies
 - `5.3.0` Add support for Pym.js component
diff --git a/lib/formats/doc.js b/lib/formats/doc.js
index b3f0dac..e615202 100644
--- a/lib/formats/doc.js
+++ b/lib/formats/doc.js
@@ -4,10 +4,16 @@ exports.public = {
 
     var div = node.ownerDocument.createElement('div');
     div.setAttribute('data-anthem-component', value.type + ':' + value.id);
+    // if doc has data params object
+    if (value[value.type]) {
+      // should be an object
+      var data = value[value.type];
+      div.setAttribute('data-anthem-component-data', JSON.stringify(data));
+    }
     dom(node).replace(div);
 
     return div;
   }
 };
 
-exports.private = require('./object')('doc');
+exports.private = require('./object')('doc');
\ No newline at end of file
diff --git a/package.json b/package.json
index 56d8d97..c001f36 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "convert-rich-text",
-  "version": "5.4.1",
+  "version": "5.5.0",
   "description": "Convert an insert-only rich-text delta into HTML",
   "main": "index.js",
   "browser": "browser.js",