diff --git a/environments/cooker.json b/environments/cooker.json
index 34cb018e6..4b7f7a719 100644
--- a/environments/cooker.json
+++ b/environments/cooker.json
@@ -6,19 +6,23 @@
       "access": [
         {
           "sso_group_name": "modernisation-platform",
-          "level": "developer"
+          "level": "developer",
+          "nuke": "exclude"
         },
         {
           "sso_group_name": "modernisation-platform",
-          "level": "instance-management"
+          "level": "instance-management",
+          "nuke": "exclude"
         },
         {
           "sso_group_name": "modernisation-platform",
-          "level": "sandbox"
+          "level": "sandbox",
+          "nuke": "exclude"
         },
         {
           "sso_group_name": "MoJRedTeam",
-          "level": "sandbox"
+          "level": "sandbox",
+          "nuke": "exclude"
         }
       ],
       "additional_reviewers": ["astrobinson"]