diff --git a/rubygem-simpleidn.spec b/rubygem-simpleidn.spec
index 6aa3035..1363e3b 100644
--- a/rubygem-simpleidn.spec
+++ b/rubygem-simpleidn.spec
@@ -28,8 +28,8 @@ Version:        0.2.3
 Release:        0
 %define mod_name simpleidn
 %define mod_full_name %{mod_name}-%{version}
-BuildRequires:  %{ruby >= 2.2}
-BuildRequires:  %{rubygem gem2rpm}
+BuildRequires:  ruby >= 2.2
+BuildRequires:  rubygem-gem2rpm
 BuildRequires:  ruby-macros >= 5
 URL:            https://github.com/mmriis/simpleidn
 Source:         https://rubygems.org/gems/%{mod_full_name}.gem