diff --git a/share/man/man4/ena.4 b/share/man/man4/ena.4
index d6ad00bda81b..e042ed0a2636 100644
--- a/share/man/man4/ena.4
+++ b/share/man/man4/ena.4
@@ -1,4 +1,6 @@
-.\" Copyright (c) 2015-2017 Amazon.com, Inc. or its affiliates.
+.\" SPDX-License-Identifier: BSD-2-Clause
+.\"
+.\" Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
 .\" All rights reserved.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
diff --git a/sys/dev/ena/ena.c b/sys/dev/ena/ena.c
index 8c2eeecc8d9c..5d24fb4ad822 100644
--- a/sys/dev/ena/ena.c
+++ b/sys/dev/ena/ena.c
@@ -1,5 +1,5 @@
 /*-
- * BSD LICENSE
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
  * All rights reserved.
diff --git a/sys/dev/ena/ena.h b/sys/dev/ena/ena.h
index a40d89457d8c..945fc91dee67 100644
--- a/sys/dev/ena/ena.h
+++ b/sys/dev/ena/ena.h
@@ -1,5 +1,5 @@
 /*-
- * BSD LICENSE
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
  * All rights reserved.
diff --git a/sys/dev/ena/ena_datapath.c b/sys/dev/ena/ena_datapath.c
index 7df7ba0a63db..4dd0fb58e3ed 100644
--- a/sys/dev/ena/ena_datapath.c
+++ b/sys/dev/ena/ena_datapath.c
@@ -1,5 +1,5 @@
 /*-
- * BSD LICENSE
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
  * All rights reserved.
diff --git a/sys/dev/ena/ena_datapath.h b/sys/dev/ena/ena_datapath.h
index 86d875cbe015..4886ff1e6391 100644
--- a/sys/dev/ena/ena_datapath.h
+++ b/sys/dev/ena/ena_datapath.h
@@ -1,5 +1,5 @@
 /*-
- * BSD LICENSE
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
  * All rights reserved.
diff --git a/sys/dev/ena/ena_netmap.c b/sys/dev/ena/ena_netmap.c
index 1f8e712358e9..2f645a7fbd19 100644
--- a/sys/dev/ena/ena_netmap.c
+++ b/sys/dev/ena/ena_netmap.c
@@ -1,5 +1,5 @@
 /*-
- * BSD LICENSE
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
  * All rights reserved.
diff --git a/sys/dev/ena/ena_netmap.h b/sys/dev/ena/ena_netmap.h
index 7f13da21e2b4..a418e0b6317e 100644
--- a/sys/dev/ena/ena_netmap.h
+++ b/sys/dev/ena/ena_netmap.h
@@ -1,5 +1,5 @@
 /*-
- * BSD LICENSE
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
  * All rights reserved.
diff --git a/sys/dev/ena/ena_sysctl.c b/sys/dev/ena/ena_sysctl.c
index 0fa73ddff394..9b2d0b9d5e8f 100644
--- a/sys/dev/ena/ena_sysctl.c
+++ b/sys/dev/ena/ena_sysctl.c
@@ -1,5 +1,5 @@
 /*-
- * BSD LICENSE
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
  * All rights reserved.
diff --git a/sys/dev/ena/ena_sysctl.h b/sys/dev/ena/ena_sysctl.h
index 6041969e57e0..5aa0b795fbb5 100644
--- a/sys/dev/ena/ena_sysctl.h
+++ b/sys/dev/ena/ena_sysctl.h
@@ -1,5 +1,5 @@
 /*-
- * BSD LICENSE
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
  * All rights reserved.
diff --git a/sys/modules/ena/Makefile b/sys/modules/ena/Makefile
index 64e4633a21db..c6a0c56e7ffb 100644
--- a/sys/modules/ena/Makefile
+++ b/sys/modules/ena/Makefile
@@ -1,7 +1,7 @@
 #
-# BSD LICENSE
+# SPDX-License-Identifier: BSD-2-Clause
 #
-# Copyright (c) 2015-2019 Amazon.com, Inc. or its affiliates.
+# Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without