diff --git a/boards/x86/qemu/qemu-i486/include/board.h b/boards/x86/qemu/qemu-i486/include/board.h
index 1e2100cbc90..0a52155a75e 100644
--- a/boards/x86/qemu/qemu-i486/include/board.h
+++ b/boards/x86/qemu/qemu-i486/include/board.h
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/x86/qemu/qemu-i486/include/board.h
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/x86/qemu/qemu-i486/scripts/Make.defs b/boards/x86/qemu/qemu-i486/scripts/Make.defs
index a8b5c7cdefc..8fe92e276c1 100644
--- a/boards/x86/qemu/qemu-i486/scripts/Make.defs
+++ b/boards/x86/qemu/qemu-i486/scripts/Make.defs
@@ -1,6 +1,8 @@
 ############################################################################
 # boards/x86/qemu/qemu-i486/scripts/Make.defs
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The
diff --git a/boards/x86/qemu/qemu-i486/scripts/qemu.ld b/boards/x86/qemu/qemu-i486/scripts/qemu.ld
index 711b858f8cd..a3911869f44 100644
--- a/boards/x86/qemu/qemu-i486/scripts/qemu.ld
+++ b/boards/x86/qemu/qemu-i486/scripts/qemu.ld
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/x86/qemu/qemu-i486/scripts/qemu.ld
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/x86/qemu/qemu-i486/src/Makefile b/boards/x86/qemu/qemu-i486/src/Makefile
index d1903aef708..1c7abf6e690 100644
--- a/boards/x86/qemu/qemu-i486/src/Makefile
+++ b/boards/x86/qemu/qemu-i486/src/Makefile
@@ -1,6 +1,8 @@
 ############################################################################
 # boards/x86/qemu/qemu-i486/src/Makefile
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The
diff --git a/boards/x86/qemu/qemu-i486/src/qemu_appinit.c b/boards/x86/qemu/qemu-i486/src/qemu_appinit.c
index 7747cd572c3..62bce5e6e4b 100644
--- a/boards/x86/qemu/qemu-i486/src/qemu_appinit.c
+++ b/boards/x86/qemu/qemu-i486/src/qemu_appinit.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/x86/qemu/qemu-i486/src/qemu_appinit.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/x86/qemu/qemu-i486/src/qemu_boot.c b/boards/x86/qemu/qemu-i486/src/qemu_boot.c
index b5eb29065ec..47c82724799 100644
--- a/boards/x86/qemu/qemu-i486/src/qemu_boot.c
+++ b/boards/x86/qemu/qemu-i486/src/qemu_boot.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/x86/qemu/qemu-i486/src/qemu_boot.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/x86/qemu/qemu-i486/src/qemu_i486.h b/boards/x86/qemu/qemu-i486/src/qemu_i486.h
index a452244b5d2..b5e237826aa 100644
--- a/boards/x86/qemu/qemu-i486/src/qemu_i486.h
+++ b/boards/x86/qemu/qemu-i486/src/qemu_i486.h
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/x86/qemu/qemu-i486/src/qemu_i486.h
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The