diff --git a/texlive.spec b/texlive.spec
index a9fa3a6..7e73b1f 100644
--- a/texlive.spec
+++ b/texlive.spec
@@ -8,7 +8,7 @@
 
 Name: texlive
 Version: %{tl_version}
-Release: 12%{?dist}
+Release: 13%{?dist}
 Epoch: 7
 Summary: TeX formatting system
 Group: Applications/Publishing
@@ -81759,10 +81759,10 @@ useful for measuring and eliminating paper feed errors!
 %package collection-formatsextra
 Summary: Additional formats
 Version: svn44177
-Provides: texlive-collection-htmlxml = svn35743.0.obsolete
-Obsoletes: texlive-collection-htmlxml <= svn35743.0
-Provides: texlive-collection-omega = svn30388.0.obsolete
-Obsoletes: texlive-collection-omega <= svn30388.0
+Provides: texlive-collection-htmlxml = %{epoch}:svn35743.0.obsolete
+Obsoletes: texlive-collection-htmlxml <= 6:svn35743.0
+Provides: texlive-collection-omega = %{epoch}:svn30388.0.obsolete
+Obsoletes: texlive-collection-omega <= 6:svn30388.0
 Requires: texlive-aleph
 Requires: texlive-antomega
 Requires: texlive-base
@@ -161521,6 +161521,8 @@ Provides: texlive-dvisvgm-def = %{tl_version}
 Obsoletes: texlive-dvisvgm-def <= 6:svn41011
 Provides: texlive-luatex-def = %{tl_version}
 Obsoletes: texlive-luatex-def <= 6:svn41466
+Provides: texlive-xetex-def = %{tl_version}
+Obsoletes: texlive-xetex-def <= 6:svn40327
 Provides: tex(dvipdfmx.def) = %{tl_version}
 Provides: tex(dvips.def) = %{tl_version}
 Provides: tex(dvisvgm.def) = %{tl_version}
@@ -161574,10 +161576,10 @@ It does not contain the contents of the packages that it obsoletes.
 
 %package collection-mathscience
 Summary: Mathematics, natural sciences, computer science packages
-Provides: texlive-collection-science = svn39074.obsolete
-Obsoletes: texlive-collection-science <= svn39074
-Provides: texlive-collection-mathextra = svn40076.obsolete
-Obsoletes: texlive-collection-mathextra <= svn40076
+Provides: texlive-collection-science = %{epoch}:svn39074.obsolete
+Obsoletes: texlive-collection-science <= 6:svn39074
+Provides: texlive-collection-mathextra = %{epoch}:svn40076.obsolete
+Obsoletes: texlive-collection-mathextra <= 6:svn40076
 Requires: texlive-base
 Requires: texlive-collection-fontsrecommended
 Requires: texlive-collection-latex
@@ -201742,6 +201744,9 @@ ln -s %{_sysconfdir}/texlive/tex/generic/config/language.dat %{buildroot}%{_texd
 %doc %{_texdir}/texmf-dist/doc/plain/xii-lat/
 
 %changelog
+* Tue May 29 2018 Tom Callaway <spot@fedoraproject.org> - 7:2017-13
+- add epochs to more obsoletes
+
 * Fri May 25 2018 Tom Callaway <spot@fedoraproject.org> - 7:2017-12
 - fix Requires: texlive-xii to point to Requires: texlive-xii-doc