diff --git a/SPECS/facter.spec b/SPECS/facter.spec
index ed0d251..0917591 100644
--- a/SPECS/facter.spec
+++ b/SPECS/facter.spec
@@ -46,7 +46,7 @@ Requires:       pciutils
 Requires:       virt-what
 %endif
 Requires:       net-tools
-Requires:       rubygems-json
+Requires:       rubygem-json
 
 Provides:       ruby-%{name} = %{?has_epoch:1:}%{version}
 Obsoletes:      ruby-%{name} < %{?has_epoch:1:}4