diff --git a/lib/tags.js b/lib/tags.js
index 53e92e3e..727098f3 100644
--- a/lib/tags.js
+++ b/lib/tags.js
@@ -46,7 +46,7 @@ function getTags ({
     { tag: 'amp-fit-text', version: '0.1' },
     { tag: 'amp-font', version: '0.1' },
     { tag: 'form', script: 'amp-form', version: '0.1' },
-    { tag: 'amp-fx-collection', version: '0.1' },
+    { tag: 'amp-fx-collection', version: '0.1', regex: /<[^>]*amp-fx[^>]*>/gi },
     { tag: 'amp-fx-flying-carpet', version: '0.1' },
     { tag: 'amp-geo', version: '0.1' },
     { tag: 'amp-gfycat', version: '0.1' },