diff --git a/4chan_x.user.js b/4chan_x.user.js
index f20ab7e2a..52c6005a4 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -3334,7 +3334,7 @@
         background: none;\
       }\
 \
-      /* Firefox bug: hidden tables are not hidden */\
+      /* Firefox bug: hidden tables are not hidden. fixed in 9.0 */\
       [hidden] {\
         display: none;\
       }\
diff --git a/script.coffee b/script.coffee
index e6d206747..3054a3f97 100644
--- a/script.coffee
+++ b/script.coffee
@@ -2538,7 +2538,7 @@ Main =
         background: none;
       }
 
-      /* Firefox bug: hidden tables are not hidden */
+      /* Firefox bug: hidden tables are not hidden. fixed in 9.0 */
       [hidden] {
         display: none;
       }