diff --git a/src/epub/content.opf b/src/epub/content.opf
index 7b68164..2561f3f 100644
--- a/src/epub/content.opf
+++ b/src/epub/content.opf
@@ -88,8 +88,32 @@
 		<item href="images/cover.svg" id="cover.svg" media-type="image/svg+xml" properties="cover-image"/>
 		<item href="images/logo.svg" id="logo.svg" media-type="image/svg+xml"/>
 		<item href="images/titlepage.svg" id="titlepage.svg" media-type="image/svg+xml"/>
+		<item href="text/chapter-1.xhtml" id="chapter-1.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-2.xhtml" id="chapter-2.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-3.xhtml" id="chapter-3.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-4.xhtml" id="chapter-4.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-5.xhtml" id="chapter-5.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-6.xhtml" id="chapter-6.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-7.xhtml" id="chapter-7.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-8.xhtml" id="chapter-8.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-9.xhtml" id="chapter-9.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-10.xhtml" id="chapter-10.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-11.xhtml" id="chapter-11.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-12.xhtml" id="chapter-12.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-13.xhtml" id="chapter-13.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-14.xhtml" id="chapter-14.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-15.xhtml" id="chapter-15.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-16.xhtml" id="chapter-16.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-17.xhtml" id="chapter-17.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-18.xhtml" id="chapter-18.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-19.xhtml" id="chapter-19.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-20.xhtml" id="chapter-20.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/chapter-21.xhtml" id="chapter-21.xhtml" media-type="application/xhtml+xml"/>
 		<item href="text/colophon.xhtml" id="colophon.xhtml" media-type="application/xhtml+xml" properties="svg"/>
+		<item href="text/dedication.xhtml" id="dedication.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/endnotes.xhtml" id="endnotes.xhtml" media-type="application/xhtml+xml"/>
 		<item href="text/imprint.xhtml" id="imprint.xhtml" media-type="application/xhtml+xml" properties="svg"/>
+		<item href="text/preface.xhtml" id="preface.xhtml" media-type="application/xhtml+xml"/>
 		<item href="text/titlepage.xhtml" id="titlepage.xhtml" media-type="application/xhtml+xml" properties="svg"/>
 		<item href="text/uncopyright.xhtml" id="uncopyright.xhtml" media-type="application/xhtml+xml"/>
 		<item href="toc.xhtml" id="toc.xhtml" media-type="application/xhtml+xml" properties="nav"/>
@@ -97,6 +121,30 @@
 	<spine>
 		<itemref idref="titlepage.xhtml"/>
 		<itemref idref="imprint.xhtml"/>
+		<itemref idref="dedication.xhtml"/>
+		<itemref idref="preface.xhtml"/>
+		<itemref idref="chapter-1.xhtml"/>
+		<itemref idref="chapter-2.xhtml"/>
+		<itemref idref="chapter-3.xhtml"/>
+		<itemref idref="chapter-4.xhtml"/>
+		<itemref idref="chapter-5.xhtml"/>
+		<itemref idref="chapter-6.xhtml"/>
+		<itemref idref="chapter-7.xhtml"/>
+		<itemref idref="chapter-8.xhtml"/>
+		<itemref idref="chapter-9.xhtml"/>
+		<itemref idref="chapter-10.xhtml"/>
+		<itemref idref="chapter-11.xhtml"/>
+		<itemref idref="chapter-12.xhtml"/>
+		<itemref idref="chapter-13.xhtml"/>
+		<itemref idref="chapter-14.xhtml"/>
+		<itemref idref="chapter-15.xhtml"/>
+		<itemref idref="chapter-16.xhtml"/>
+		<itemref idref="chapter-17.xhtml"/>
+		<itemref idref="chapter-18.xhtml"/>
+		<itemref idref="chapter-19.xhtml"/>
+		<itemref idref="chapter-20.xhtml"/>
+		<itemref idref="chapter-21.xhtml"/>
+		<itemref idref="endnotes.xhtml"/>
 		<itemref idref="colophon.xhtml"/>
 		<itemref idref="uncopyright.xhtml"/>
 	</spine>