BuildRequires: docbook-style-xsl-nons >= 1.78
BuildRequires: docbook-style-xsl-ns >= 1.78
BuildRequires: docbook-dtd45-xml
-BuildRequires: docbook-dtd51-xml
+BuildRequires: docbook-dtd51-xml >= 5.1-2
BuildRequires: jing
BuildRequires: libxml2-progs
BuildRequires: python3 >= 1:3.4
Requires: docbook-style-xsl-nons >= 1.78
Requires: docbook-style-xsl-ns >= 1.78
Requires: docbook-dtd45-xml
-Requires: docbook-dtd51-xml
+Requires: docbook-dtd51-xml >= 5.1-2
Requires: ghostscript
Requires: jing
Requires: jpackage-utils