diff --git a/oidc-auth-tools/centos/oidc-auth-tools.spec b/oidc-auth-tools/centos/oidc-auth-tools.spec
index 1cb7b16..0f3d19a 100644
--- a/oidc-auth-tools/centos/oidc-auth-tools.spec
+++ b/oidc-auth-tools/centos/oidc-auth-tools.spec
@@ -16,6 +16,8 @@ BuildRequires: python-setuptools
 BuildRequires: python2-wheel
 
 Requires: python2-mechanize
+Requires: python2-html5lib
+Requires: python2-webencodings
 Requires: python-pbr >= 2.0.0