4 files changed, 4 insertions, 4 deletions
diff --git a/host/lib/include/uhdlib/utils/compat_check.hpp b/host/lib/include/uhdlib/utils/compat_check.hpp
index acdf97340..b2d7652d0 100644
--- a/host/lib/include/uhdlib/utils/compat_check.hpp
+++ b/host/lib/include/uhdlib/utils/compat_check.hpp
@@ -1,7 +1,7 @@
 //
 // Copyright 2018 Ettus Research, a National Instruments Company
 //
-// SPDX-License-Identifier: GPL-3.0
+// SPDX-License-Identifier: GPL-3.0-or-later
 //
 
 #ifndef INCLUDED_UHDLIB_UTILS_COMPATCHECK_HPP
diff --git a/host/lib/include/uhdlib/utils/config_parser.hpp b/host/lib/include/uhdlib/utils/config_parser.hpp
index 5d01aa8c4..0cff0868d 100644
--- a/host/lib/include/uhdlib/utils/config_parser.hpp
+++ b/host/lib/include/uhdlib/utils/config_parser.hpp
@@ -1,7 +1,7 @@
 //
 // Copyright 2018 Ettus Research, a National Instruments Company
 //
-// SPDX-License-Identifier: GPL-3.0+
+// SPDX-License-Identifier: GPL-3.0-or-later
 //
 
 #ifndef INCLUDED_LIBUHD_CONFIG_PARSER_HPP
diff --git a/host/lib/include/uhdlib/utils/math.hpp b/host/lib/include/uhdlib/utils/math.hpp
index eeb420727..b7f06ea24 100644
--- a/host/lib/include/uhdlib/utils/math.hpp
+++ b/host/lib/include/uhdlib/utils/math.hpp
@@ -1,7 +1,7 @@
 //
 // Copyright 2018 Ettus Research, a National Instruments Company
 //
-// SPDX-License-Identifier: GPL-3.0
+// SPDX-License-Identifier: GPL-3.0-or-later
 //
 
 // More math, but not meant for public API
diff --git a/host/lib/include/uhdlib/utils/narrow.hpp b/host/lib/include/uhdlib/utils/narrow.hpp
index feb7112f6..25acb63d4 100644
--- a/host/lib/include/uhdlib/utils/narrow.hpp
+++ b/host/lib/include/uhdlib/utils/narrow.hpp
@@ -1,7 +1,7 @@
 //
 // Copyright 2018 Ettus Research, a National Instruments Company
 //
-// SPDX-License-Identifier: GPL-3.0
+// SPDX-License-Identifier: GPL-3.0-or-later
 //
 
 // This narrowing code is inspired by the guidelines support library by