diff --git a/tests/check-array.cpp b/tests/check-array.cpp
index c0470d4d..da549abb 100644
--- a/tests/check-array.cpp
+++ b/tests/check-array.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Patrick Pelissier
+ * Copyright (c) 2021-2022, Patrick Pelissier
  * All rights reserved.
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
diff --git a/tests/check-deque.cpp b/tests/check-deque.cpp
index 57374574..77aff92b 100644
--- a/tests/check-deque.cpp
+++ b/tests/check-deque.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Patrick Pelissier
+ * Copyright (c) 2021-2022, Patrick Pelissier
  * All rights reserved.
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
diff --git a/tests/check-dplist.cpp b/tests/check-dplist.cpp
index 867ff6e4..54771401 100644
--- a/tests/check-dplist.cpp
+++ b/tests/check-dplist.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Patrick Pelissier
+ * Copyright (c) 2021-2022, Patrick Pelissier
  * All rights reserved.
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
diff --git a/tests/check-list.cpp b/tests/check-list.cpp
index f853204c..005fdd7d 100644
--- a/tests/check-list.cpp
+++ b/tests/check-list.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Patrick Pelissier
+ * Copyright (c) 2021-2022, Patrick Pelissier
  * All rights reserved.
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
diff --git a/tests/check-rbtree.cpp b/tests/check-rbtree.cpp
index 83faa0a5..bb9a41a8 100644
--- a/tests/check-rbtree.cpp
+++ b/tests/check-rbtree.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Patrick Pelissier
+ * Copyright (c) 2021-2022, Patrick Pelissier
  * All rights reserved.
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
diff --git a/tests/check-uset.cpp b/tests/check-uset.cpp
index a8f91378..a85a33a2 100644
--- a/tests/check-uset.cpp
+++ b/tests/check-uset.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Patrick Pelissier
+ * Copyright (c) 2021-2022, Patrick Pelissier
  * All rights reserved.
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met: