diff --git a/compat/test/browser/events.test.js b/compat/test/browser/events.test.js
index b7a9d1d7fe..d59dbef8ed 100644
--- a/compat/test/browser/events.test.js
+++ b/compat/test/browser/events.test.js
@@ -2,7 +2,8 @@ import { render } from 'preact';
 import {
 	setupScratch,
 	teardown,
-	createEvent
+	createEvent,
+	supportsPassiveEvents
 } from '../../../test/_util/helpers';
 
 import React, { createElement } from 'preact/compat';
@@ -309,4 +310,24 @@ describe('preact/compat events', () => {
 		scratch.firstChild.dispatchEvent(createEvent('focusout'));
 		expect(spy).to.be.calledOnce;
 	});
+
+	if (supportsPassiveEvents()) {
+		it('should use capturing for event props ending with *Capture', () => {
+			let click = sinon.spy();
+
+			render(
+				<div onTouchMoveCapture={click}>
+					<button type="button">Click me</button>
+				</div>,
+				scratch
+			);
+
+			expect(proto.addEventListener).to.have.been.calledOnce;
+			expect(proto.addEventListener).to.have.been.calledWithExactly(
+				'touchmove',
+				sinon.match.func,
+				true
+			);
+		});
+	}
 });
diff --git a/hooks/src/index.js b/hooks/src/index.js
index eadbd86c20..92eb1e113b 100644
--- a/hooks/src/index.js
+++ b/hooks/src/index.js
@@ -25,6 +25,7 @@ let oldBeforeRender = options._render;
 let oldAfterDiff = options.diffed;
 let oldCommit = options._commit;
 let oldBeforeUnmount = options.unmount;
+let oldRoot = options._root;
 
 const RAF_TIMEOUT = 100;
 let prevRaf;
@@ -35,6 +36,14 @@ options._diff = vnode => {
 	if (oldBeforeDiff) oldBeforeDiff(vnode);
 };
 
+options._root = (vnode, parentDom) => {
+	if (parentDom._children && parentDom._children._mask) {
+		vnode._mask = parentDom._children._mask;
+	}
+
+	if (oldRoot) oldRoot(vnode, parentDom);
+};
+
 /** @type {(vnode: import('./internal').VNode) => void} */
 options._render = vnode => {
 	if (oldBeforeRender) oldBeforeRender(vnode);
diff --git a/hooks/test/browser/useId.test.js b/hooks/test/browser/useId.test.js
index e7fc7f947b..fe2546fd1a 100644
--- a/hooks/test/browser/useId.test.js
+++ b/hooks/test/browser/useId.test.js
@@ -433,4 +433,27 @@ describe('useId', () => {
 		rerender();
 		expect(first).not.to.equal(scratch.innerHTML);
 	});
+
+	it('should return a unique id across invocations of render', () => {
+		const Id = () => {
+			const id = useId();
+			return <div>My id is {id}</div>;
+		};
+
+		const App = props => {
+			return (
+				<div>
+					<Id />
+					{props.secondId ? <Id /> : null}
+				</div>
+			);
+		};
+
+		render(createElement(App, { secondId: false }), scratch);
+		expect(scratch.innerHTML).to.equal('<div><div>My id is P0-0</div></div>');
+		render(createElement(App, { secondId: true }), scratch);
+		expect(scratch.innerHTML).to.equal(
+			'<div><div>My id is P0-0</div><div>My id is P0-1</div></div>'
+		);
+	});
 });
diff --git a/src/diff/children.js b/src/diff/children.js
index 369014af39..8256e45d74 100644
--- a/src/diff/children.js
+++ b/src/diff/children.js
@@ -367,7 +367,11 @@ function insert(parentVNode, oldDom, parentDom) {
 		oldDom = parentVNode._dom;
 	}
 
-	return oldDom && oldDom.nextSibling;
+	do {
+		oldDom = oldDom && oldDom.nextSibling;
+	} while (oldDom != null && oldDom.nodeType === 8);
+
+	return oldDom;
 }
 
 /**
diff --git a/src/diff/props.js b/src/diff/props.js
index 6421330bd0..3ec7e91141 100644
--- a/src/diff/props.js
+++ b/src/diff/props.js
@@ -52,7 +52,7 @@ export function setProperty(dom, name, value, oldValue, isSvg) {
 	// Benchmark for comparison: https://esbench.com/bench/574c954bdb965b9a00965ac6
 	else if (name[0] === 'o' && name[1] === 'n') {
 		useCapture =
-			name !== (name = name.replace(/(PointerCapture)$|Capture$/, '$1'));
+			name !== (name = name.replace(/(PointerCapture)$|Capture$/i, '$1'));
 
 		// Infer correct casing for DOM built-in events:
 		if (name.toLowerCase() in dom) name = name.toLowerCase().slice(2);
diff --git a/test/browser/hydrate.test.js b/test/browser/hydrate.test.js
index 0b23c6f12c..b03c0e2a66 100644
--- a/test/browser/hydrate.test.js
+++ b/test/browser/hydrate.test.js
@@ -50,11 +50,11 @@ describe('hydrate()', () => {
 	beforeEach(() => {
 		scratch = setupScratch();
 		attributesSpy = spyOnElementAttributes();
+		clearLog();
 	});
 
 	afterEach(() => {
 		teardown(scratch);
-		clearLog();
 	});
 
 	it('should reuse existing DOM', () => {
@@ -92,6 +92,7 @@ describe('hydrate()', () => {
 			scratch
 		);
 		expect(scratch.innerHTML).to.equal('<p><i>0</i><b>1</b></p>');
+		expect(getLog()).to.deep.equal(['Comment.remove()']);
 	});
 
 	it('should reuse existing DOM when given components', () => {
@@ -458,5 +459,13 @@ describe('hydrate()', () => {
 		scratch.innerHTML = '<p>hello <!-- c -->foo</p>';
 		hydrate(<p>hello {'foo'}</p>, scratch);
 		expect(scratch.innerHTML).to.equal('<p>hello foo</p>');
+		expect(getLog()).to.deep.equal(['Comment.remove()']);
+	});
+
+	it('should skip over multiple comment nodes', () => {
+		scratch.innerHTML = '<p>hello <!-- a --><!-- b -->foo</p>';
+		hydrate(<p>hello {'foo'}</p>, scratch);
+		expect(scratch.innerHTML).to.equal('<p>hello foo</p>');
+		expect(getLog()).to.deep.equal(['Comment.remove()', 'Comment.remove()']);
 	});
 });