diff --git a/src/epub/content.opf b/src/epub/content.opf
index 9a38000..3aeac98 100644
--- a/src/epub/content.opf
+++ b/src/epub/content.opf
@@ -7,13 +7,13 @@
 		<dc:rights>The source text and artwork in this ebook are believed to be in the United States public domain; that is, they are believed to be free of copyright restrictions in the United States. They may still be copyrighted in other countries, so users located outside of the United States must check their local laws before using this ebook. The creators of, and contributors to, this ebook dedicate their contributions to the worldwide public domain via the terms in the [CC0 1.0 Universal Public Domain Dedication](https://creativecommons.org/publicdomain/zero/1.0/).</dc:rights>
 		<dc:publisher id="publisher">Standard Ebooks</dc:publisher>
 		<meta property="file-as" refines="#publisher">Standard Ebooks</meta>
-		<meta property="se:url.homepage" refines="#publisher">https://standardebooks.org</meta>
+		<meta property="se:url.homepage" refines="#publisher">https://standardebooks.org/</meta>
 		<meta property="role" refines="#publisher" scheme="marc:relators">bkd</meta>
 		<meta property="role" refines="#publisher" scheme="marc:relators">mdc</meta>
 		<meta property="role" refines="#publisher" scheme="marc:relators">pbl</meta>
 		<dc:contributor id="type-designer">The League of Moveable Type</dc:contributor>
 		<meta property="file-as" refines="#type-designer">League of Moveable Type, The</meta>
-		<meta property="se:url.homepage" refines="#type-designer">https://www.theleagueofmoveabletype.com</meta>
+		<meta property="se:url.homepage" refines="#type-designer">https://www.theleagueofmoveabletype.com/</meta>
 		<meta property="role" refines="#type-designer" scheme="marc:relators">tyd</meta>
 		<meta id="conformance-statement" property="dcterms:conformsTo">EPUB Accessibility 1.1 - WCAG 2.2 Level AA</meta>
 		<meta property="a11y:certifiedBy" refines="#conformance-statement">Standard Ebooks</meta>
@@ -82,7 +82,7 @@
 		<meta property="role" refines="#transcriber-2" scheme="marc:relators">trc</meta>
 		<dc:contributor id="transcriber-3">Distributed Proofreaders</dc:contributor>
 		<meta property="file-as" refines="#transcriber-3">Distributed Proofreaders</meta>
-		<meta property="se:url.homepage" refines="#transcriber-3">https://pgdp.net</meta>
+		<meta property="se:url.homepage" refines="#transcriber-3">https://pgdp.net/</meta>
 		<meta property="role" refines="#transcriber-3" scheme="marc:relators">trc</meta>
 		<dc:contributor id="producer-1">Hendrik Kaiber</dc:contributor>
 		<meta property="file-as" refines="#producer-1">Kaiber, Hendrik</meta>
diff --git a/src/epub/text/colophon.xhtml b/src/epub/text/colophon.xhtml
index b6b7121..278a914 100644
--- a/src/epub/text/colophon.xhtml
+++ b/src/epub/text/colophon.xhtml
@@ -15,11 +15,11 @@
 			was published in 1901 by<br/>
 			<a href="https://en.wikipedia.org/wiki/H._G._Wells"><abbr epub:type="z3998:given-name">H. G.</abbr> Wells</a>.</p>
 			<p>This ebook was produced for<br/>
-			<a href="https://standardebooks.org">Standard Ebooks</a><br/>
+			<a href="https://standardebooks.org/">Standard Ebooks</a><br/>
 			by<br/>
 			<b epub:type="z3998:personal-name">Hendrik Kaiber</b>,<br/>
 			and is based on a transcription produced in 2016 by<br/>
-			<b epub:type="z3998:personal-name">David Edwards</b>, <b epub:type="z3998:personal-name">Craig Kirkwood</b>, and <a href="https://www.pgdp.net">Distributed Proofreaders</a><br/>
+			<b epub:type="z3998:personal-name">David Edwards</b>, <b epub:type="z3998:personal-name">Craig Kirkwood</b>, and <a href="https://www.pgdp.net/">Distributed Proofreaders</a><br/>
 			for<br/>
 			<a href="https://www.gutenberg.org/ebooks/52501">Project Gutenberg</a><br/>
 			and on digital scans from the<br/>
@@ -31,12 +31,12 @@
 			The cover and title pages feature the<br/>
 			<b epub:type="se:name.visual-art.typeface">League Spartan</b> and <b epub:type="se:name.visual-art.typeface">Sorts Mill Goudy</b><br/>
 			typefaces created in 2014 and 2009 by<br/>
-			<a href="https://www.theleagueofmoveabletype.com">The League of Moveable Type</a>.</p>
+			<a href="https://www.theleagueofmoveabletype.com/">The League of Moveable Type</a>.</p>
 			<p>The first edition of this ebook was released on<br/>
 			<b>April 28, 2025, 6:16 <abbr class="eoc">p.m.</abbr></b><br/>
 			You can check for updates to this ebook, view its revision history, or download it for different ereading systems at<br/>
 			<a href="https://standardebooks.org/ebooks/h-g-wells/the-first-men-in-the-moon">standardebooks.org/ebooks/h-g-wells/the-first-men-in-the-moon</a>.</p>
-			<p>The volunteer-driven Standard Ebooks project relies on readers like you to submit typos, corrections, and other improvements. Anyone can contribute at <a href="https://standardebooks.org">standardebooks.org</a>.</p>
+			<p>The volunteer-driven Standard Ebooks project relies on readers like you to submit typos, corrections, and other improvements. Anyone can contribute at <a href="https://standardebooks.org/">standardebooks.org</a>.</p>
 		</section>
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diff --git a/src/epub/text/imprint.xhtml b/src/epub/text/imprint.xhtml
index fa27d22..ceb9935 100644
--- a/src/epub/text/imprint.xhtml
+++ b/src/epub/text/imprint.xhtml
@@ -11,10 +11,10 @@
 				<h2 epub:type="title">Imprint</h2>
 				<img alt="The Standard Ebooks logo." src="../images/logo.svg" epub:type="z3998:publisher-logo se:image.color-depth.black-on-transparent"/>
 			</header>
-			<p>This ebook is the product of many hours of hard work by volunteers for <a href="https://standardebooks.org">Standard Ebooks</a>, and builds on the hard work of other literature lovers made possible by the public domain.</p>
+			<p>This ebook is the product of many hours of hard work by volunteers for <a href="https://standardebooks.org/">Standard Ebooks</a>, and builds on the hard work of other literature lovers made possible by the public domain.</p>
 			<p>This particular ebook is based on a transcription from <a href="https://www.gutenberg.org/ebooks/52501">Project Gutenberg</a> and on digital scans from the <a href="https://archive.org/details/firstmeninmoon00well_0">Internet Archive</a>.</p>
 			<p>The source text and artwork in this ebook are believed to be in the United States public domain; that is, they are believed to be free of copyright restrictions in the United States. They may still be copyrighted in other countries, so users located outside of the United States must check their local laws before using this ebook. The creators of, and contributors to, this ebook dedicate their contributions to the worldwide public domain via the terms in the <a href="https://creativecommons.org/publicdomain/zero/1.0/">CC0 1.0 Universal Public Domain Dedication</a>. For full license information, see the <a href="uncopyright.xhtml">Uncopyright</a> at the end of this ebook.</p>
-			<p>Standard Ebooks is a volunteer-driven project that produces ebook editions of public domain literature using modern typography, technology, and editorial standards, and distributes them free of cost. You can download this and other ebooks carefully produced for true book lovers at <a href="https://standardebooks.org">standardebooks.org</a>.</p>
+			<p>Standard Ebooks is a volunteer-driven project that produces ebook editions of public domain literature using modern typography, technology, and editorial standards, and distributes them free of cost. You can download this and other ebooks carefully produced for true book lovers at <a href="https://standardebooks.org/">standardebooks.org</a>.</p>
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 </html>