diff --git a/charts/mok/values.yaml b/charts/mok/values.yaml
index e5e10135b6cdbd74faf424c3c63e8dea7e4897aa..f854038fc25835f09abd7c4ce189db0489ce62ee 100644
--- a/charts/mok/values.yaml
+++ b/charts/mok/values.yaml
@@ -152,6 +152,8 @@ dovecot:
         - SETGID
         # -- required to create spool directories
         - FOWNER
+        # -- required by management process to keep subprocesses in check
+        - KILL
       drop:
         # -- required to drop privileges by default
         - ALL