diff --git a/tools/api-builder/docs-package/index.js b/tools/api-builder/docs-package/index.js
index b65ca98692..5239a3bdfb 100644
--- a/tools/api-builder/docs-package/index.js
+++ b/tools/api-builder/docs-package/index.js
@@ -26,6 +26,7 @@ module.exports = new Package('angular-v2-docs', [jsdocPackage, nunjucksPackage,
 
 .config(function(parseTagsProcessor) {
   parseTagsProcessor.tagDefinitions.push({ name: 'internal', transforms: function() { return true; } });
+  parseTagsProcessor.tagDefinitions.push({ name: 'syntax' });
 })
 
 .config(function(renderDocsProcessor, versionInfo) {