diff --git a/src/attrs.js b/src/attrs.js
index 9a60601d..ddc488be 100644
--- a/src/attrs.js
+++ b/src/attrs.js
@@ -74,6 +74,9 @@ export const html = freeze([
   'pattern',
   'placeholder',
   'playsinline',
+  'popover',
+  'popovertarget',
+  'popovertargetaction',
   'poster',
   'preload',
   'pubdate',