diff --git a/src/var.py b/src/var.py
index ec20bd57..724dc89d 100644
--- a/src/var.py
+++ b/src/var.py
@@ -4,7 +4,7 @@ import platform
 import re
 
 gam_author = u'Jay Lee <jay0lee@gmail.com>'
-gam_version = u'4.40'
+gam_version = u'4.50'
 gam_license = u'Apache License 2.0 (http://www.apache.org/licenses/LICENSE-2.0)'
 
 GAM_URL = u'https://git.io/gam'
@@ -512,15 +512,13 @@ CROS_TPM_VULN_VERSIONS = [u'41f', u'420', u'628', u'8520',]
 CROS_TPM_FIXED_VERSIONS = [u'422', u'62b', u'8521',]
 
 COLLABORATIVE_ACL_CHOICES = {
-  u'allmembers': u'ALL_MEMBERS',
   u'members': u'ALL_MEMBERS',
-  u'ownersandmanagers': u'OWNERS_AND_MANAGERS',
   u'managersonly': u'MANAGERS_ONLY',
   u'managers': u'OWNERS_AND_MANAGERS',
-  u'ownersonly': u'OWNERS_ONLY',
   u'owners': u'OWNERS_ONLY',
   u'none': u'NONE',
   }
+
 COLLABORATIVE_INBOX_ATTRIBUTES = {
   u'whoCanAddReferences': u'acl',
   u'whoCanAssignTopics': u'acl',