diff --git a/tests/wpt/metadata/html/browsers/history/the-history-interface/001.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/001.html.ini
index a6dd33e83804..74b62c078dfc 100644
--- a/tests/wpt/metadata/html/browsers/history/the-history-interface/001.html.ini
+++ b/tests/wpt/metadata/html/browsers/history/the-history-interface/001.html.ini
@@ -1,5 +1,6 @@
 [001.html]
   type: testharness
+  disabled: https://github.com/servo/servo/issues/12580
   [history.length should update when setting location.hash]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/html/browsers/history/the-history-interface/002.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/002.html.ini
index 6fec825a245d..57fa69ebb977 100644
--- a/tests/wpt/metadata/html/browsers/history/the-history-interface/002.html.ini
+++ b/tests/wpt/metadata/html/browsers/history/the-history-interface/002.html.ini
@@ -1,5 +1,6 @@
 [002.html]
   type: testharness
+  disabled: https://github.com/servo/servo/issues/12580
   [history.length should update when setting location.hash]
     expected: FAIL
 
diff --git a/tests/wpt/mozilla/meta/mozilla/mozbrowser/iframe_visibility.html.ini b/tests/wpt/mozilla/meta/mozilla/mozbrowser/iframe_visibility.html.ini
new file mode 100644
index 000000000000..6b5a309d2003
--- /dev/null
+++ b/tests/wpt/mozilla/meta/mozilla/mozbrowser/iframe_visibility.html.ini
@@ -0,0 +1,3 @@
+[iframe_visibility.html]
+  type: testharness
+  disabled: https://github.com/servo/servo/issues/11825