diff --git a/iptables.changes b/iptables.changes
index 7be6a3e..61291d3 100644
--- a/iptables.changes
+++ b/iptables.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Tue Sep  4 08:08:22 UTC 2018 - Markos Chandras <mchandras@suse.de>
+
+- Add missing update-alternatives dependency to Requires(post)
+  section. If this is missing the package fails to install properly
+  when it is used as build dependency.
+
 -------------------------------------------------------------------
 Mon Jul  9 09:38:13 UTC 2018 - jengelh@inai.de
 
diff --git a/iptables.spec b/iptables.spec
index 5446ecf..f9c26d4 100644
--- a/iptables.spec
+++ b/iptables.spec
@@ -46,6 +46,7 @@ BuildRequires:  pkgconfig(libnfnetlink) >= 1.0.0
 BuildRequires:  pkgconfig(libnftnl) >= 1.0.5
 Requires:       netcfg >= 11.6
 Requires:       xtables-plugins = %version-%release
+Requires(post): update-alternatives
 
 %description
 iptables is used to set up, maintain, and inspect the rule tables of