diff --git a/unpacked/jax/output/CommonHTML/jax.js b/unpacked/jax/output/CommonHTML/jax.js
index 1716ade73..126cd365f 100644
--- a/unpacked/jax/output/CommonHTML/jax.js
+++ b/unpacked/jax/output/CommonHTML/jax.js
@@ -67,7 +67,7 @@
       "margin":     "1em 0",
       padding:      0
     },
-    ".mjx-chtml[tabindex], *:focus .mjx-chtml[tabindex]": {
+    ".mjx-chtml[tabindex]:focus, *:focus .mjx-chtml[tabindex]": {
       display: "inline-table"  // see issue #1282
     },