--- a/layout/style/test/stylo-failures.md
+++ b/layout/style/test/stylo-failures.md
@@ -58,18 +58,16 @@ to mochitest command.
   * different parsing bug 1364260
     * test_supports_rules.html [6]
     * test_condition_text.html [1]
 * Incorrect serialization
   * place-{content,items,self} shorthands bug 1363971
     * test_align_shorthand_serialization.html [6]
   * system font serialization with subprop specified bug 1364286
     * test_system_font_serialization.html [3]
-  * serialize subprops to -moz-use-system-font when using system font bug 1364289
-    * test_value_storage.html `'font'` [240]
   * different serialization for gradient functions in computed value bug 1367274
     * test_computed_style.html `gradient` [13]
 * Unsupported pseudo-elements or anon boxes
   * :-moz-tree bits bug 1348488
     * test_selectors.html `:-moz-tree` [10]
 * Unit should be preserved after parsing servo/servo#15346
   * test_units_time.html [1]
 * getComputedStyle style doesn't contain custom properties bug 1336891