diff --git a/setup.py b/setup.py
index e82b72e1..5102c451 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
     'README.rst')
 
 dependencies = [
-    'beautifulsoup4>=4.2.1,<4.7.0',
+    'beautifulsoup4>=4.2.1,<=4.6.0',
     'lxml>=3.2.3',
     'cssutils>=0.9.10',
     'future',