diff --git a/dev-lang/ruby/metadata.xml b/dev-lang/ruby/metadata.xml
index 628c6c4c66b00..26b6eb68d5bd1 100644
--- a/dev-lang/ruby/metadata.xml
+++ b/dev-lang/ruby/metadata.xml
@@ -6,7 +6,6 @@
     <name>Gentoo Ruby Project</name>
   </maintainer>
   <use>
-    <flag name="rdoc">Install <pkg>dev-ruby/rdoc</pkg> after installing Ruby.</flag>
     <flag name="systemtap">Enable SystemTap/DTrace tracing</flag>
   </use>
   <upstream>