diff --git a/bmap-writer.cpp b/bmap-writer.cpp
index 0e2b30a..0f6daa6 100644
--- a/bmap-writer.cpp
+++ b/bmap-writer.cpp
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: GPL-3.0-only
 /*
  * (C) Copyright 2024
  * Embetrix Embedded Systems Solutions, ayoub.zaki@embetrix.com
diff --git a/sha256.cpp b/sha256.cpp
index b22ea2b..1c5e4e4 100644
--- a/sha256.cpp
+++ b/sha256.cpp
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: GPL-3.0-only
 /*
  * (C) Copyright 2024
  * Embetrix Embedded Systems Solutions, ayoub.zaki@embetrix.com
diff --git a/sha256.h b/sha256.h
index 88a5608..0989fc4 100644
--- a/sha256.h
+++ b/sha256.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: GPL-3.0-only
 /*
  * (C) Copyright 2024
  * Embetrix Embedded Systems Solutions, ayoub.zaki@embetrix.com