diff --git a/pyramid/pyramidsite/requirements.txt b/pyramid/pyramidsite/requirements.txt
index 1967189..10b2c4a 100644
--- a/pyramid/pyramidsite/requirements.txt
+++ b/pyramid/pyramidsite/requirements.txt
@@ -12,7 +12,7 @@ pyramid-jinja2==2.8
 pyramid-mako==1.1.0
 repoze.lru==0.7
 translationstring==1.3
-venusian==3.0.0
+venusian==3.1.1
 waitress==3.0.2
 WebOb==1.8.6
 zope.deprecation==4.4.0