diff --git a/debian/control b/debian/control
index 11c1eea..aebebef 100644
--- a/debian/control
+++ b/debian/control
@@ -22,6 +22,7 @@ Depends: ${misc:Depends},
     memcached,
     python-memcache,
     gunicorn (>= 0.14),
-    django-simple-captcha (>= 0.4,<= 0.5)
+    django-simple-captcha (>= 0.4),
+    django-simple-captcha (< 0.5)
 Description: Compte agglo montpellier