diff --git a/hack/dockerfiles/license.Dockerfile b/hack/dockerfiles/license.Dockerfile
index 9127510..dc0434e 100644
--- a/hack/dockerfiles/license.Dockerfile
+++ b/hack/dockerfiles/license.Dockerfile
@@ -16,7 +16,7 @@
 
 ARG LICENSE_HOLDER="actions-toolkit authors"
 ARG LICENSE_TYPE="apache"
-ARG LICENSE_FILES=".*\(Dockerfile\|Makefile\|\.js\|\.ts\|\.hcl\|\.sh\)"
+ARG LICENSE_FILES=".*\(Dockerfile\|Makefile\|\.js\|\.ts\|\.hcl\|\.sh|\.ps1\)"
 ARG ADDLICENSE_VERSION="v1.0.0"
 
 FROM ghcr.io/google/addlicense:${ADDLICENSE_VERSION} AS addlicense
diff --git a/scripts/setup-docker-linux.sh b/scripts/setup-docker-linux.sh
index 239724f..e09a765 100755
--- a/scripts/setup-docker-linux.sh
+++ b/scripts/setup-docker-linux.sh
@@ -1,5 +1,19 @@
 #!/usr/bin/env bash
 
+# Copyright 2023 actions-toolkit authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 set -eu
 
 : "${TOOLDIR=}"
diff --git a/scripts/setup-docker-win.ps1 b/scripts/setup-docker-win.ps1
index 7fa1ecb..e4c28b9 100644
--- a/scripts/setup-docker-win.ps1
+++ b/scripts/setup-docker-win.ps1
@@ -1,3 +1,17 @@
+# Copyright 2023 actions-toolkit authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 [CmdletBinding()]
 param(
     [Parameter(Mandatory = $true)]