diff --git a/cmake/.cmake-format.json.license b/cmake/.cmake-format.json.license
new file mode 100644
index 000000000..b86a25f70
--- /dev/null
+++ b/cmake/.cmake-format.json.license
@@ -0,0 +1,3 @@
+Copyright 2019-2020, Collabora, Ltd.
+
+SPDX-License-Identifier: BSL-1.0
\ No newline at end of file
diff --git a/cmake/CleanDirectoryList.cmake b/cmake/CleanDirectoryList.cmake
index 58b8963f9..4f5b88bab 100644
--- a/cmake/CleanDirectoryList.cmake
+++ b/cmake/CleanDirectoryList.cmake
@@ -13,6 +13,7 @@
 # Distributed under the Boost Software License, Version 1.0.
 # (See accompanying file LICENSE_1_0.txt or copy at
 # http://www.boost.org/LICENSE_1_0.txt)
+# SPDX-License-Identifier: BSL-1.0
 
 if(__clean_directory_list)
 	return()
diff --git a/cmake/FindSystemd.cmake b/cmake/FindSystemd.cmake
index 2daf9a74e..2580d848e 100644
--- a/cmake/FindSystemd.cmake
+++ b/cmake/FindSystemd.cmake
@@ -23,6 +23,7 @@
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 # See the License for more information.
 #=============================================================================
+# SPDX-License-Identifier: BSD-3-Clause
 
 include(FeatureSummary)
 set_package_properties(
diff --git a/cmake/GetGitRevisionDescription.cmake.in b/cmake/GetGitRevisionDescription.cmake.in
index 6d8b708ef..b89b567a9 100644
--- a/cmake/GetGitRevisionDescription.cmake.in
+++ b/cmake/GetGitRevisionDescription.cmake.in
@@ -12,6 +12,7 @@
 # Distributed under the Boost Software License, Version 1.0.
 # (See accompanying file LICENSE_1_0.txt or copy at
 # http://www.boost.org/LICENSE_1_0.txt)
+# SPDX-License-Identifier: BSL-1.0
 
 set(HEAD_HASH)
 
diff --git a/cmake/PrefixListGlob.cmake b/cmake/PrefixListGlob.cmake
index 3b1bb6460..173dad34d 100644
--- a/cmake/PrefixListGlob.cmake
+++ b/cmake/PrefixListGlob.cmake
@@ -10,6 +10,7 @@
 # Distributed under the Boost Software License, Version 1.0.
 # (See accompanying file LICENSE_1_0.txt or copy at
 # http://www.boost.org/LICENSE_1_0.txt)
+# SPDX-License-Identifier: BSL-1.0
 
 if(__prefix_list_glob)
 	return()
diff --git a/cmake/ProgramFilesGlob.cmake b/cmake/ProgramFilesGlob.cmake
index 9d7a9cc50..8a8fc9250 100644
--- a/cmake/ProgramFilesGlob.cmake
+++ b/cmake/ProgramFilesGlob.cmake
@@ -13,6 +13,7 @@
 # Distributed under the Boost Software License, Version 1.0.
 # (See accompanying file LICENSE_1_0.txt or copy at
 # http://www.boost.org/LICENSE_1_0.txt)
+# SPDX-License-Identifier: BSL-1.0
 
 include(PrefixListGlob)
 include(CleanDirectoryList)