diff --git a/rubygem-nokogiri.spec b/rubygem-nokogiri.spec
index 9728342..5274a2d 100644
--- a/rubygem-nokogiri.spec
+++ b/rubygem-nokogiri.spec
@@ -36,6 +36,7 @@ BuildRequires:	ruby(rubygems)
 ##
 ## For %%check
 BuildRequires:	rubygem(minitest)
+BuildRequires:	rubygem(rubyzip)
 BuildRequires:	rubygems-devel
 Obsoletes:		ruby-%{gem_name} <= 1.5.2-2
 #BuildRequires:	ruby(racc)