diff --git a/rubygem-ruby-dbus.spec b/rubygem-ruby-dbus.spec
index 4285741..13c3dcf 100644
--- a/rubygem-ruby-dbus.spec
+++ b/rubygem-ruby-dbus.spec
@@ -38,9 +38,7 @@ BuildRequires:  dbus-daemon
 #BuildRequires:  netcfg
 # /MANUAL
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-BuildRequires:  ruby >= 2.4.0
-BuildRequires:  rubygem-gem2rpm
-BuildRequires:  ruby-macros >= 5
+BuildRequires:  ruby-devel
 URL:            https://github.com/mvidner/ruby-dbus
 Source:         https://rubygems.org/gems/%{mod_full_name}.gem
 Source1:        gem2rpm.yml