diff --git a/userspace/libsinsp/async/async_key_value_source.tpp b/userspace/libsinsp/async/async_key_value_source.tpp
index e7bda05869..ff4528901f 100644
--- a/userspace/libsinsp/async/async_key_value_source.tpp
+++ b/userspace/libsinsp/async/async_key_value_source.tpp
@@ -1,5 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
 /*
-Copyright (C) 2021 The Falco Authors.
+Copyright (C) 2023 The Falco Authors.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/userspace/libsinsp/container_engine/container_async_source.tpp b/userspace/libsinsp/container_engine/container_async_source.tpp
index 2d46437f22..8acb176c80 100644
--- a/userspace/libsinsp/container_engine/container_async_source.tpp
+++ b/userspace/libsinsp/container_engine/container_async_source.tpp
@@ -1,5 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
 /*
-Copyright (C) 2022 The Falco Authors.
+Copyright (C) 2023 The Falco Authors.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/userspace/libsinsp/cri.hpp b/userspace/libsinsp/cri.hpp
index 68371f01f3..9937cf3078 100644
--- a/userspace/libsinsp/cri.hpp
+++ b/userspace/libsinsp/cri.hpp
@@ -1,5 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
 /*
-Copyright (C) 2021 The Falco Authors.
+Copyright (C) 2023 The Falco Authors.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/userspace/libsinsp/examples/CMakeLists.txt b/userspace/libsinsp/examples/CMakeLists.txt
index f1367497ad..12848c48d4 100644
--- a/userspace/libsinsp/examples/CMakeLists.txt
+++ b/userspace/libsinsp/examples/CMakeLists.txt
@@ -1,3 +1,19 @@
+# SPDX-License-Identifier: Apache-2.0
+#
+# Copyright (C) 2023 The Falco 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.
+#
 include_directories("../../../common")
 include_directories("../../")
 
diff --git a/userspace/libsinsp/scripts/update-cri-proto b/userspace/libsinsp/scripts/update-cri-proto
index 763e1fd1df..ef5894b81c 100755
--- a/userspace/libsinsp/scripts/update-cri-proto
+++ b/userspace/libsinsp/scripts/update-cri-proto
@@ -1,4 +1,25 @@
 #!/bin/bash
+# SPDX-License-Identifier: Apache-2.0
+#
+# Copyright (C) 2023 The Falco 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.
+#
+# Simple script that desperately tries to load the kernel instrumentation by
+# looking for it in a bunch of ways. Convenient when running Falco inside
+# a container or in other weird environments.
+#
 
 set -euo pipefail
 
diff --git a/userspace/libsinsp/sinsp_debug/CMakeLists.txt b/userspace/libsinsp/sinsp_debug/CMakeLists.txt
index 4e377c6f18..f5a3eeb43a 100644
--- a/userspace/libsinsp/sinsp_debug/CMakeLists.txt
+++ b/userspace/libsinsp/sinsp_debug/CMakeLists.txt
@@ -1,3 +1,19 @@
+# SPDX-License-Identifier: Apache-2.0
+#
+# Copyright (C) 2023 The Falco 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.
+#
 include_directories("../../../common")
 include_directories("../../")