diff --git a/src/cart/crt_self_test_client.c b/src/cart/crt_self_test_client.c
index 71ab7a6d3cff..33aa437714f8 100644
--- a/src/cart/crt_self_test_client.c
+++ b/src/cart/crt_self_test_client.c
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2016-2022 Intel Corporation.
+ * (C) Copyright 2016-2023 Intel Corporation.
  *
  * SPDX-License-Identifier: BSD-2-Clause-Patent
  */
diff --git a/src/client/kv/dc_kv.c b/src/client/kv/dc_kv.c
index 3924c48c04b7..da1f31b94547 100644
--- a/src/client/kv/dc_kv.c
+++ b/src/client/kv/dc_kv.c
@@ -1,5 +1,5 @@
 /**
- * (C) Copyright 2017-2022 Intel Corporation.
+ * (C) Copyright 2017-2023 Intel Corporation.
  *
  * SPDX-License-Identifier: BSD-2-Clause-Patent
  */
diff --git a/src/control/cmd/daos_agent/fabric.go b/src/control/cmd/daos_agent/fabric.go
index d2f7870f47c5..ff05ecbf6fd2 100644
--- a/src/control/cmd/daos_agent/fabric.go
+++ b/src/control/cmd/daos_agent/fabric.go
@@ -1,5 +1,5 @@
 //
-// (C) Copyright 2021-2022 Intel Corporation.
+// (C) Copyright 2021-2023 Intel Corporation.
 //
 // SPDX-License-Identifier: BSD-2-Clause-Patent
 //
diff --git a/src/control/lib/spdk/spdk.go b/src/control/lib/spdk/spdk.go
index 062ac719ad90..fec4e29e3856 100644
--- a/src/control/lib/spdk/spdk.go
+++ b/src/control/lib/spdk/spdk.go
@@ -1,5 +1,5 @@
 //
-// (C) Copyright 2018-2022 Intel Corporation.
+// (C) Copyright 2018-2023 Intel Corporation.
 //
 // SPDX-License-Identifier: BSD-2-Clause-Patent
 //
diff --git a/src/control/lib/spdk/spdk_default.go b/src/control/lib/spdk/spdk_default.go
index 77f382f0268e..e501f957e88e 100644
--- a/src/control/lib/spdk/spdk_default.go
+++ b/src/control/lib/spdk/spdk_default.go
@@ -1,5 +1,5 @@
 //
-// (C) Copyright 2022 Intel Corporation.
+// (C) Copyright 2022-2023 Intel Corporation.
 //
 // SPDX-License-Identifier: BSD-2-Clause-Patent
 //
diff --git a/src/gurt/debug.c b/src/gurt/debug.c
index 960db55b0016..9df01c1b252d 100644
--- a/src/gurt/debug.c
+++ b/src/gurt/debug.c
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2016-2022 Intel Corporation.
+ * (C) Copyright 2016-2023 Intel Corporation.
  *
  * SPDX-License-Identifier: BSD-2-Clause-Patent
  */
@@ -560,9 +560,8 @@ d_log_init(void)
 
 void d_log_fini(void)
 {
-	D_ASSERT(d_log_refcount > 0);
-
 	D_MUTEX_LOCK(&d_log_lock);
+	D_ASSERT(d_log_refcount > 0);
 	d_log_refcount--;
 	if (d_log_refcount == 0) {
 		cleanup_dbg_namebit();
diff --git a/src/gurt/dlog.c b/src/gurt/dlog.c
index 430ddbfbec7c..0b3d2335dd2d 100644
--- a/src/gurt/dlog.c
+++ b/src/gurt/dlog.c
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2016-2022 Intel Corporation.
+ * (C) Copyright 2016-2023 Intel Corporation.
  *
  * SPDX-License-Identifier: BSD-2-Clause-Patent
  */
diff --git a/src/tests/ftest/datamover/serial_small.py b/src/tests/ftest/datamover/serial_small.py
index afae5e76451b..bea026551209 100644
--- a/src/tests/ftest/datamover/serial_small.py
+++ b/src/tests/ftest/datamover/serial_small.py
@@ -1,5 +1,5 @@
 '''
-  (C) Copyright 2020-2022 Intel Corporation.
+  (C) Copyright 2020-2023 Intel Corporation.
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 '''
diff --git a/src/tests/suite/daos_kv.c b/src/tests/suite/daos_kv.c
index 701c5cc2edea..b5910d0a2829 100644
--- a/src/tests/suite/daos_kv.c
+++ b/src/tests/suite/daos_kv.c
@@ -1,5 +1,5 @@
 /**
- * (C) Copyright 2016-2022 Intel Corporation.
+ * (C) Copyright 2016-2023 Intel Corporation.
  *
  * SPDX-License-Identifier: BSD-2-Clause-Patent
  */