diff --git a/testing/web-platform/tests/css/css-pseudo/parsing/marker-supported-properties-in-animation.html b/testing/web-platform/tests/css/css-pseudo/parsing/marker-supported-properties-in-animation.html
index e581a786367ac..11811bae127d0 100644
--- a/testing/web-platform/tests/css/css-pseudo/parsing/marker-supported-properties-in-animation.html
+++ b/testing/web-platform/tests/css/css-pseudo/parsing/marker-supported-properties-in-animation.html
@@ -272,6 +272,14 @@
     midPoint: "rgb(50, 100, 100) 2px 2px 2px",
   },
 
+  // ::marker supports `cursor`.
+  {
+    property: "cursor",
+    from: "auto",
+    to: "move",
+    midPoint: "move",
+  },
+
   // ::marker does NOT support layout properties
   {
     property: "display",
diff --git a/testing/web-platform/tests/css/css-pseudo/parsing/marker-supported-properties.html b/testing/web-platform/tests/css/css-pseudo/parsing/marker-supported-properties.html
index 700d04aa83a10..203c0a640774e 100644
--- a/testing/web-platform/tests/css/css-pseudo/parsing/marker-supported-properties.html
+++ b/testing/web-platform/tests/css/css-pseudo/parsing/marker-supported-properties.html
@@ -88,6 +88,9 @@
 test_pseudo_computed_value("::marker", "text-emphasis-style", "dot");
 test_pseudo_computed_value("::marker", "text-shadow", "rgb(0, 255, 0) 1px 2px 3px");
 
+// ::marker supports `cursor`.
+test_pseudo_computed_value("::marker", "cursor", "move");
+
 // ::marker does NOT support layout properties
 test_pseudo_computed_value("::marker", "display", "none", ["block", "inline", "inline-block"]);
 test_pseudo_computed_value("::marker", "position", "absolute", "static");