diff --git a/python-passivetotal.spec b/python-passivetotal.spec
index e42deef..d921d61 100644
--- a/python-passivetotal.spec
+++ b/python-passivetotal.spec
@@ -34,6 +34,7 @@ Requires:       python-ez_setup
 Requires:       python-future
 Requires:       python-python-dateutil
 Requires:       python-requests
+Requires:       python-tldextract
 Requires(post): update-alternatives
 Requires(postun):update-alternatives
 BuildArch:      noarch