diff --git a/software/kvm/software.cfg b/software/kvm/software.cfg
index 954540116acf80c88264ef07fbe3118815500e3d..afc8ac3e0506ca31f77d2e6b0a981ad3aa13d1a4 100644
--- a/software/kvm/software.cfg
+++ b/software/kvm/software.cfg
@@ -192,8 +192,7 @@ context =
     raw template_apache_conf ${template-apache-conf:location}/${template-apache-conf:filename}
 
 [versions]
-# XXX - use websockify = 0.5.1 for compatibility with kvm frontend
-websockify = 0.5.1
+websockify = 0.9.0
 
 collective.recipe.environment = 0.2.0
 gitdb = 0.6.4