diff --git a/tests/docker/bionic/Dockerfile b/tests/docker/bionic/Dockerfile
index 1b2d40f..1d24aa3 100644
--- a/tests/docker/bionic/Dockerfile
+++ b/tests/docker/bionic/Dockerfile
@@ -5,7 +5,7 @@
 # Defines a Docker container suitable to build and run all tests (all.sh),
 # except for those that use a proprietary toolchain.
 
-# Copyright (C) 2006-2019, Arm Limited (or its affiliates), All Rights Reserved.
+# Copyright The Mbed TLS Contributors
 # SPDX-License-Identifier: Apache-2.0
 #
 # Licensed under the Apache License, Version 2.0 (the "License"); you may
@@ -19,8 +19,6 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-#
-# This file is part of Mbed TLS (https://tls.mbed.org)
 ARG MAKEFLAGS_PARALLEL=""
 ARG MY_REGISTRY=