diff --git a/perl-Archive-Zip.spec b/perl-Archive-Zip.spec
index 9c73995..95fab08 100644
--- a/perl-Archive-Zip.spec
+++ b/perl-Archive-Zip.spec
@@ -26,7 +26,9 @@ BuildRequires:  perl(IO::File)
 BuildRequires:  perl(IO::Seekable)
 BuildRequires:  perl(Time::Local)
 # Tests
+BuildRequires:  perl(Data::Dumper)
 BuildRequires:  perl(File::Spec::Unix)
+BuildRequires:  perl(IO::Scalar)
 BuildRequires:  perl(Test::More)
 BuildRequires:  unzip
 BuildRequires:  zip