diff --git a/src/include/metadata_hash.h b/src/include/metadata_hash.h
index bfa7ef1fb6..e945300cc8 100644
--- a/src/include/metadata_hash.h
+++ b/src/include/metadata_hash.h
@@ -1,5 +1,4 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
-/* This file is part of the coreboot project. */
 
 #ifndef _METADATA_HASH_H_
 #define _METADATA_HASH_H_
diff --git a/src/lib/metadata_hash.c b/src/lib/metadata_hash.c
index 5619efea7f..e10f6ffee5 100644
--- a/src/lib/metadata_hash.c
+++ b/src/lib/metadata_hash.c
@@ -1,5 +1,4 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
-/* This file is part of the coreboot project. */
 
 #include <assert.h>
 #include <metadata_hash.h>
diff --git a/src/soc/intel/apollolake/include/soc/msr.h b/src/soc/intel/apollolake/include/soc/msr.h
index cee11c29a8..e35c8814eb 100644
--- a/src/soc/intel/apollolake/include/soc/msr.h
+++ b/src/soc/intel/apollolake/include/soc/msr.h
@@ -1,5 +1,4 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
-/* This file is part of the coreboot project. */
 
 #ifndef _SOC_MSR_H_
 #define _SOC_MSR_H_
diff --git a/src/soc/intel/xeon_sp/acpi/gpio.asl b/src/soc/intel/xeon_sp/acpi/gpio.asl
index 6fe3d51588..c7a9f9589e 100644
--- a/src/soc/intel/xeon_sp/acpi/gpio.asl
+++ b/src/soc/intel/xeon_sp/acpi/gpio.asl
@@ -1,5 +1,4 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
-/* This file is part of the coreboot project. */
 
 #include <soc/gpio.h>
 #include <soc/pcr_ids.h>
diff --git a/src/vendorcode/amd/agesa/Kconfig b/src/vendorcode/amd/agesa/Kconfig
index 67055ea5dc..ce59fe1082 100644
--- a/src/vendorcode/amd/agesa/Kconfig
+++ b/src/vendorcode/amd/agesa/Kconfig
@@ -1,5 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
-# This file is part of the coreboot project.
 
 choice
 	prompt "DDR3 memory profile"