diff --git a/fontconfig.spec b/fontconfig.spec
index 104411b..f6681af 100644
--- a/fontconfig.spec
+++ b/fontconfig.spec
@@ -1,6 +1,7 @@
 Name:          fontconfig
-Version:       2.13.93
-Release:       1mamba
+Epoch:         1
+Version:       2.13.91
+Release:       2mamba
 Summary:       Font configuration library
 Group:         System/Libraries
 Vendor:        openmamba
@@ -23,7 +24,7 @@ BuildRequires: libpng-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
-Requires:      lib%{name} = %{version}-%{release}
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
 
 # FIXME:
 # checking for docbook2html... no
@@ -41,7 +42,7 @@ Fontconfig is a library for configuring and customizing font access.
 %package -n lib%{name}-devel
 Summary:       Header files and static library for development with FontConfig
 Group:         Development/Libraries
-Requires:      libfontconfig = %{version}-%{release}
+Requires:      libfontconfig = %{?epoch:%epoch:}%{version}-%{release}
 
 %description -n lib%{name}-devel
 Fontconfig is a library for configuring and customizing font access.
@@ -155,6 +156,12 @@ fi
 %doc doc/fontconfig-devel doc/fontconfig-devel.txt
 
 %changelog
+* Thu Jan 28 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 2.13.91-2mamba
+- revert to 2.13.91 to fix fonts issues
+
+* Thu Jan 28 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 2.13.91-1mamba
+- update to 2.13.91
+
 * Tue Jan 12 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 2.13.93-1mamba
 - update to 2.13.93
 - local.conf: disable autohint to fix Gtk fonts