diff --git a/target/scripts/startup/setup-stack.sh b/target/scripts/startup/setup-stack.sh
index f55cb548..c3c54cc3 100644
--- a/target/scripts/startup/setup-stack.sh
+++ b/target/scripts/startup/setup-stack.sh
@@ -94,6 +94,10 @@ function _setup_apply_fixes_after_configuration() {
 
   _log 'debug' 'Removing files and directories from older versions'
   rm -rf /var/mail-state/spool-postfix/{dev,etc,lib,pid,usr,private/auth}
+
+  # /tmp/docker-mailserver/rspamd/dkim
+  _log 'debug' "Ensuring ${RSPAMD_DMS_DKIM_D} is owned by '_rspamd:_rspamd'"
+  chown -R _rspamd:_rspamd "${RSPAMD_DMS_DKIM_D}"
 }
 
 function _run_user_patches() {