diff --git a/zanata-python-client.spec b/zanata-python-client.spec
index 60aad04..f93c2de 100644
--- a/zanata-python-client.spec
+++ b/zanata-python-client.spec
@@ -15,6 +15,7 @@ BuildArch: noarch
 BuildRequires: python-setuptools
 Requires: python-polib
 Requires: python-httplib2
+Requires: python-hashlib
 %{?el5:Requires: python-simplejson}
 Conflicts: python-json
 %if 0%{?fedora} < 13