diff --git a/data/autosuspend.hwdb b/data/autosuspend.hwdb
index f22d16a..7a78068 100644
--- a/data/autosuspend.hwdb
+++ b/data/autosuspend.hwdb
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
 # This file has been generated using fprint-list-udev-hwdb with all drivers enabled
 
 # Supported by libfprint driver upektc_img
diff --git a/libfprint/fprint-list-udev-hwdb.c b/libfprint/fprint-list-udev-hwdb.c
index 630be0f..6f533fb 100644
--- a/libfprint/fprint-list-udev-hwdb.c
+++ b/libfprint/fprint-list-udev-hwdb.c
@@ -172,6 +172,8 @@ main (int argc, char **argv)
   guint i;
 
   program_name = g_path_get_basename (argv[0]);
+
+  g_print ("# SPDX-License-Identifier: LGPL-2.1-or-later\n");
   g_print ("# This file has been generated using %s with all drivers enabled\n",
            program_name);