diff --git a/Cargo.lock b/Cargo.lock
index 1d33fbf85da..90c660a1f70 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6391,7 +6391,7 @@ dependencies = [
 [[package]]
 name = "webxr"
 version = "0.0.1"
-source = "git+https://github.com/servo/webxr#e44552df536a6f424d58ccd068aa0301fee5fa1e"
+source = "git+https://github.com/servo/webxr#29f4f1f28695553c45d6c020172048c0035c49ed"
 dependencies = [
  "bindgen",
  "euclid",
@@ -6411,7 +6411,7 @@ dependencies = [
 [[package]]
 name = "webxr-api"
 version = "0.0.1"
-source = "git+https://github.com/servo/webxr#e44552df536a6f424d58ccd068aa0301fee5fa1e"
+source = "git+https://github.com/servo/webxr#29f4f1f28695553c45d6c020172048c0035c49ed"
 dependencies = [
  "euclid",
  "ipc-channel",
diff --git a/components/script/dom/xrviewerpose.rs b/components/script/dom/xrviewerpose.rs
index 8ebabc0781f..1a5aacd0c91 100644
--- a/components/script/dom/xrviewerpose.rs
+++ b/components/script/dom/xrviewerpose.rs
@@ -42,6 +42,7 @@ impl XRViewerPose {
     ) -> DomRoot<XRViewerPose> {
         rooted_vec!(let mut views);
         session.with_session(|s| match s.views() {
+            Views::Inline => unimplemented!(),
             Views::Mono(view) => {
                 views.push(XRView::new(global, session, &view, XREye::None, &pose))
             },