diff --git a/bin/tests/system/common/controls.conf b/bin/tests/system/common/controls.conf
deleted file mode 100644
index 36bd38d0b6..0000000000
--- a/bin/tests/system/common/controls.conf
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
- *
- * SPDX-License-Identifier: MPL-2.0
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0.  If a copy of the MPL was not distributed with this
- * file, you can obtain one at https://mozilla.org/MPL/2.0/.
- *
- * See the COPYRIGHT file distributed with this work for additional
- * information regarding copyright ownership.
- */
-
-key rndc_key {
-	secret "1234abcd8765";
-	algorithm hmac-sha256;
-};
-
-controls {
-	inet 10.53.0.2 port 9953 allow { any; } keys { rndc_key; };
-};
-
diff --git a/bin/tests/system/synthfromdnssec/ns4/named.conf.in b/bin/tests/system/synthfromdnssec/ns4/named.conf.in
index 780562ffcd..c9d921092e 100644
--- a/bin/tests/system/synthfromdnssec/ns4/named.conf.in
+++ b/bin/tests/system/synthfromdnssec/ns4/named.conf.in
@@ -46,4 +46,3 @@ zone "." {
 };
 
 include "../ns1/trusted.conf";
-// include "../../common/controls.conf";