diff --git a/testing/web-platform/meta/css/css-ui/inheritance.html.ini b/testing/web-platform/meta/css/css-ui/inheritance.html.ini
new file mode 100644
index 000000000000..f0a0773af1a9
--- /dev/null
+++ b/testing/web-platform/meta/css/css-ui/inheritance.html.ini
@@ -0,0 +1,7 @@
+[inheritance.html]
+  [Property outline-color has initial value invert]
+    expected: FAIL
+
+  [Property caret-color has initial value auto]
+    expected: FAIL
+