--- a/testing/web-platform/meta/webdriver/tests/actions/key.py.ini
+++ b/testing/web-platform/meta/webdriver/tests/actions/key.py.ini
@@ -1,4 +1,4 @@
 [key.py]
   type: wdspec
   disabled:
-    if (os == "linux"): https://bugzilla.mozilla.org/show_bug.cgi?id=1407383
+    if os == "linux": https://bugzilla.mozilla.org/show_bug.cgi?id=1407383

--- a/testing/web-platform/meta/webdriver/tests/cookies/delete_cookie.py.ini
+++ b/testing/web-platform/meta/webdriver/tests/cookies/delete_cookie.py.ini
@@ -1,8 +1,5 @@
 [delete_cookie.py]
   type: wdspec
   [delete_cookie.py::test_handle_prompt_accept]
     expected: FAIL
 
-  [delete_cookie.py::test_handle_prompt_missing_value]
-    expected: FAIL
-

--- a/testing/web-platform/meta/webdriver/tests/get_window_rect.py.ini
+++ b/testing/web-platform/meta/webdriver/tests/get_window_rect.py.ini
@@ -1,8 +1,5 @@
 [get_window_rect.py]
   type: wdspec
   [get_window_rect.py::test_handle_prompt_accept]
     expected: FAIL
 
-  [get_window_rect.py::test_handle_prompt_missing_value]
-    expected: FAIL
-

--- a/testing/web-platform/meta/webdriver/tests/minimize_window.py.ini
+++ b/testing/web-platform/meta/webdriver/tests/minimize_window.py.ini
@@ -1,8 +1,5 @@
 [minimize_window.py]
   type: wdspec
   [minimize_window.py::test_handle_prompt_accept]
     expected: FAIL
 
-  [minimize_window.py::test_handle_prompt_missing_value]
-    expected: FAIL
-

--- a/testing/web-platform/meta/webdriver/tests/navigation/get_title.py.ini
+++ b/testing/web-platform/meta/webdriver/tests/navigation/get_title.py.ini
@@ -1,14 +1,11 @@
 [get_title.py]
   type: wdspec
   [get_title.py::test_title_handle_prompt_dismiss]
     expected: FAIL
 
   [get_title.py::test_title_handle_prompt_accept]
     expected: FAIL
 
-  [get_title.py::test_title_handle_prompt_missing_value]
-    expected: FAIL
-
   [get_title.py::test_title_from_frame]
     expected: FAIL