diff --git a/ruby.spec b/ruby.spec
index da9490d..51c17ba 100644
--- a/ruby.spec
+++ b/ruby.spec
@@ -24,7 +24,7 @@
 %global release 99
 %{!?release_string:%global release_string %{?development_release:0.}%{release}%{?development_release:.%{development_release}}%{?dist}}
 
-# The RubyGems library has to stay out of Ruby directory three, since the
+# The RubyGems library has to stay out of Ruby directory tree, since the
 # RubyGems should be share by all Ruby implementations.
 %global rubygems_dir %{_datadir}/rubygems