diff --git a/buildbot/cbuildbot_config.py b/buildbot/cbuildbot_config.py
index caa4e43..2b4add2 100755
--- a/buildbot/cbuildbot_config.py
+++ b/buildbot/cbuildbot_config.py
@@ -1977,8 +1977,6 @@
 
 _release.add_config('zako-release',
   boards=['zako'],
-  hw_tests=[],
-  vm_tests=None,
 )
 
 ### Arm release configs.