diff --git a/docbook-style-xsl-1.79.2-fix-gtk-doc-multilib.patch b/docbook-style-xsl-1.79.2-fix-gtk-doc-multilib.patch
new file mode 100644
index 0000000..46d54e2
--- /dev/null
+++ b/docbook-style-xsl-1.79.2-fix-gtk-doc-multilib.patch
@@ -0,0 +1,74 @@
+diff -urN docbook-xsl-nons-1.79.2/fo/autoidx.xsl docbook-xsl-nons-1.79.2.new/fo/autoidx.xsl
+--- docbook-xsl-nons-1.79.2/fo/autoidx.xsl	2016-12-09 22:47:31.000000000 +0000
++++ docbook-xsl-nons-1.79.2.new/fo/autoidx.xsl	2021-01-15 13:20:25.144862117 +0000
+@@ -295,7 +295,8 @@
+   <fo:block>
+     <xsl:if test="$autolink.index.see != 0">
+       <xsl:attribute name="id">
+-        <xsl:value-of select="concat('ientry-', generate-id())"/>
++        <xsl:text>ientry-</xsl:text>
++        <xsl:call-template name="object.id"/>
+       </xsl:attribute>
+     </xsl:if>
+     <xsl:if test="$axf.extensions != 0">
+@@ -790,7 +791,10 @@
+ 
+   <xsl:variable name="linkend">
+     <xsl:if test="$seetarget">
+-      <xsl:value-of select="concat('ientry-', generate-id($seetarget))"/>
++      <xsl:text>ientry-</xsl:text>
++      <xsl:call-template name="object.id">
++        <xsl:with-param name="object" select="$seetarget"/>
++      </xsl:call-template>
+     </xsl:if>
+   </xsl:variable>
+   
+@@ -852,7 +856,10 @@
+ 
+     <xsl:variable name="linkend">
+       <xsl:if test="$seealsotarget">
+-        <xsl:value-of select="concat('ientry-', generate-id($seealsotarget))"/>
++        <xsl:text>ientry-</xsl:text>
++        <xsl:call-template name="object.id">
++          <xsl:with-param name="object" select="$seealsotarget"/>
++        </xsl:call-template>
+       </xsl:if>
+     </xsl:variable>
+ 
+diff -urN docbook-xsl-nons-1.79.2/html/autoidx.xsl docbook-xsl-nons-1.79.2.new/html/autoidx.xsl
+--- docbook-xsl-nons-1.79.2/html/autoidx.xsl	2016-12-09 22:47:30.000000000 +0000
++++ docbook-xsl-nons-1.79.2.new/html/autoidx.xsl	2021-01-15 13:20:25.145862128 +0000
+@@ -306,7 +306,8 @@
+     <xsl:if test="$autolink.index.see != 0">
+       <!-- add internal id attribute to form see and seealso links -->
+       <xsl:attribute name="id">
+-        <xsl:value-of select="concat('ientry-', generate-id())"/>
++        <xsl:text>ientry-</xsl:text>
++        <xsl:call-template name="object.id"/>
+       </xsl:attribute>
+     </xsl:if>
+     <xsl:for-each select="$refs/primary">
+@@ -729,7 +730,10 @@
+ 
+   <xsl:variable name="linkend">
+     <xsl:if test="$seetarget">
+-      <xsl:value-of select="concat('#ientry-', generate-id($seetarget))"/>
++      <xsl:text>#ientry-</xsl:text>
++      <xsl:call-template name="object.id">
++        <xsl:with-param name="object" select="$seetarget"/>
++      </xsl:call-template>
+     </xsl:if>
+   </xsl:variable>
+ 
+@@ -788,7 +792,10 @@
+ 
+     <xsl:variable name="linkend">
+       <xsl:if test="$seealsotarget">
+-        <xsl:value-of select="concat('#ientry-', generate-id($seealsotarget))"/>
++        <xsl:text>#ientry-</xsl:text>
++        <xsl:call-template name="object.id">
++          <xsl:with-param name="object" select="$seealsotarget"/>
++        </xsl:call-template>
+       </xsl:if>
+     </xsl:variable>
+ 
diff --git a/docbook-style-xsl.spec b/docbook-style-xsl.spec
index dfb507d..35583cd 100644
--- a/docbook-style-xsl.spec
+++ b/docbook-style-xsl.spec
@@ -1,6 +1,6 @@
 Name: docbook-style-xsl
 Version: 1.79.2
-Release: 12%{?dist}
+Release: 13%{?dist}
 
 Summary: Norman Walsh's XSL stylesheets for DocBook XML
 
@@ -39,6 +39,9 @@ Patch5: docbook-xsl-list-item-body.patch
 Patch6: docbook-xsl-mandir.patch
 #Non-recursive string.subst that doesn't kill smb.conf.5 generation
 Patch7: docbook-style-xsl-non-recursive-string-subst.patch
+#Fix multilib problems with gtk-doc documentation
+#https://github.com/docbook/xslt10-stylesheets/issues/54
+Patch8: docbook-style-xsl-1.79.2-fix-gtk-doc-multilib.patch
 
 %description
 These XSL stylesheets allow you to transform any DocBook XML document to
@@ -59,6 +62,7 @@ popd
 %patch5 -p1 -b .listitembody
 %patch6 -p1 -b .mandir
 %patch7 -p2 -b .non-recursive-subst
+%patch8 -p1 -b .gtk-doc-multilib
 
 cp -p %{SOURCE1} Makefile
 
@@ -133,6 +137,9 @@ if [ "$1" = 0 ]; then
 fi
 
 %changelog
+* Fri Jan 15 2021 David King <amigadave@amigadave.com> - 1.79.2-13
+- Fix gtk-doc multilib failures
+
 * Mon Jul 27 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.79.2-12
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild