diff --git a/varnish-modules.spec b/varnish-modules.spec
index ebaa7e6..f09f25a 100644
--- a/varnish-modules.spec
+++ b/varnish-modules.spec
@@ -1,14 +1,17 @@
+%define abi 6.1
+%if 0%{?fedora} == 27
 %define abi 6.0
+%endif
+%if 0%{?fedora} == 26
+%define abi 6.0
+%endif
 %if 0%{?fedora} == 25
 %define abi 5.0
 %endif
-%if 0%{?fedora} == 24
-%define abi 3.2
-%endif
 
 Name:    varnish-modules
 Version: 0.12.1
-Release: 4%{?dist}
+Release: 5%{?dist}
 Summary: A collection of modules ("vmods") extending Varnish VCL
 
 Group:   System Environment/Daemons
@@ -96,6 +99,9 @@ make check
 
 
 %changelog
+* Sat Oct 21 2017 Dridi Boukelmoune <dridi@fedoraproject.org> 0.12.1-5
+- Update varnishabi requirement for f28
+
 * Thu Aug 03 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0.12.1-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild