diff --git a/Cargo.lock b/Cargo.lock
index b2d2768b257..2182c709851 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3259,7 +3259,7 @@ dependencies = [
 [[package]]
 name = "servo-media"
 version = "0.1.0"
-source = "git+https://github.com/servo/media#b274b9636d4f90e44835735279674c1279e75592"
+source = "git+https://github.com/servo/media#a9cfeabf1616ef680473836098784884388156ee"
 dependencies = [
  "servo-media-audio 0.1.0 (git+https://github.com/servo/media)",
  "servo-media-gstreamer 0.1.0 (git+https://github.com/servo/media)",
@@ -3269,7 +3269,7 @@ dependencies = [
 [[package]]
 name = "servo-media-audio"
 version = "0.1.0"
-source = "git+https://github.com/servo/media#b274b9636d4f90e44835735279674c1279e75592"
+source = "git+https://github.com/servo/media#a9cfeabf1616ef680473836098784884388156ee"
 dependencies = [
  "boxfnonce 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte-slice-cast 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3286,7 +3286,7 @@ dependencies = [
 [[package]]
 name = "servo-media-gstreamer"
 version = "0.1.0"
-source = "git+https://github.com/servo/media#b274b9636d4f90e44835735279674c1279e75592"
+source = "git+https://github.com/servo/media#a9cfeabf1616ef680473836098784884388156ee"
 dependencies = [
  "byte-slice-cast 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3304,7 +3304,7 @@ dependencies = [
 [[package]]
 name = "servo-media-player"
 version = "0.1.0"
-source = "git+https://github.com/servo/media#b274b9636d4f90e44835735279674c1279e75592"
+source = "git+https://github.com/servo/media#a9cfeabf1616ef680473836098784884388156ee"
 dependencies = [
  "ipc-channel 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.66 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3400,7 +3400,7 @@ dependencies = [
 [[package]]
 name = "servo_media_derive"
 version = "0.1.0"
-source = "git+https://github.com/servo/media#b274b9636d4f90e44835735279674c1279e75592"
+source = "git+https://github.com/servo/media#a9cfeabf1616ef680473836098784884388156ee"
 dependencies = [
  "quote 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/components/script/dom/htmlmediaelement.rs b/components/script/dom/htmlmediaelement.rs
index 6756e6838b0..ba0dfd896fe 100644
--- a/components/script/dom/htmlmediaelement.rs
+++ b/components/script/dom/htmlmediaelement.rs
@@ -1038,6 +1038,9 @@ impl HTMLMediaElement {
                 },
                 _ => {},
             },
+            PlayerEvent::PositionChanged(_) => {
+                // TODO: Support for HTMLMediaElement seeking and related API properties #21998
+            },
             PlayerEvent::EndOfStream => {
                 // https://html.spec.whatwg.org/multipage/#media-data-processing-steps-list
                 // => "If the media data can be fetched but is found by inspection to be in
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/media-elements/event_timeupdate_noautoplay.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/media-elements/event_timeupdate_noautoplay.html.ini
index 22d1f1d6900..ff19b93fb33 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/media-elements/event_timeupdate_noautoplay.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/media-elements/event_timeupdate_noautoplay.html.ini
@@ -1,9 +1,8 @@
 [event_timeupdate_noautoplay.html]
   type: testharness
-  expected: TIMEOUT
   [calling play() on a sufficiently long audio should trigger timeupdate event]
-    expected: NOTRUN
+    expected: FAIL
 
   [calling play() on a sufficiently long video should trigger timeupdate event]
-    expected: NOTRUN
+    expected: FAIL
 
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/media-elements/readyState_during_loadeddata.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/media-elements/readyState_during_loadeddata.html.ini
new file mode 100644
index 00000000000..1fd21ce74eb
--- /dev/null
+++ b/tests/wpt/metadata/html/semantics/embedded-content/media-elements/readyState_during_loadeddata.html.ini
@@ -0,0 +1,4 @@
+[readyState_during_loadeddata.html]
+  type: testharness
+  [video.readyState should be >= HAVE_CURRENT_DATA during loadeddata event]
+    expected: FAIL