diff --git a/setup.py b/setup.py
index c556063..be83e97 100644
--- a/setup.py
+++ b/setup.py
@@ -120,7 +120,7 @@ extras = {
         'FormAlchemy',                  # 1.4.2
         'FormEncode',                   # 1.2.4
         'Mako',                         # 0.6.2
-        'pyramid_beaker',               # 0.6.1
+        'pyramid_beaker>=0.6',          #                       0.6.1
         'pyramid_debugtoolbar',         # 1.0
         'pyramid_simpleform',           # 0.6.1
         'pyramid_tm',                   # 0.3