diff --git a/requirements.txt b/requirements.txt
index 4ae8c73..c38607a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ urllib3==1.23
 venusian==1.1.0
 vine==1.1.4
 waitress==1.1.0
-WebOb==1.8.2
+WebOb==1.8.8
 xylose==1.33.1
 zope.deprecation==4.3.0
 zope.interface==4.5.0