diff --git a/lookup/py_pkgs.py b/lookup/py_pkgs.py
index 546d34b..68e192b 100644
--- a/lookup/py_pkgs.py
+++ b/lookup/py_pkgs.py
@@ -600,6 +600,9 @@ class DependencyFileProcessor(object):
         :type pip_packages: ``bool``
         """
         if [i for i in pkg_constant if i in pkg_var_name]:
+            if 'proprietary' in pkg_var_name:
+                return
+
             self._package_build_index(
                 packages=packages,
                 role_name=role_name,
@@ -614,8 +617,6 @@ class DependencyFileProcessor(object):
                 return
             elif 'optional' in pkg_var_name:
                 return
-            elif 'proprietary' in pkg_var_name:
-                return
             else:
                 self._package_build_index(
                     packages=packages,