diff --git a/include/dav1d/dav1d.h b/include/dav1d/dav1d.h
index 97852dc1b438570c4d8852767d85558b3f6e540d..a379a8c933f89aeb8d4153d11331c4dd68c5fb05 100644
--- a/include/dav1d/dav1d.h
+++ b/include/dav1d/dav1d.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/include/dav1d/headers.h b/include/dav1d/headers.h
index 1fba40358de05265d558cdf1b39e1e6f58ca2df5..e2f7aa07ff1c951a04c7d8163e70572a92f59a69 100644
--- a/include/dav1d/headers.h
+++ b/include/dav1d/headers.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2020, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/include/dav1d/picture.h b/include/dav1d/picture.h
index 98e5eb5d03b6151dbfa4cb57896627e2105d7475..2eb0b62e37f62b6c8cb1d10dee20ea53734550b5 100644
--- a/include/dav1d/picture.h
+++ b/include/dav1d/picture.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2020, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/data.h b/src/data.h
index d1aa7cf6f42694cb70d2ee3ea8493d3538dd8bba..7f2010aee260e9dc814aa66bced15c091d356960 100644
--- a/src/data.h
+++ b/src/data.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/dequant_tables.h b/src/dequant_tables.h
index ed8b6184e93093207988a2ffcca89fa39b8447a3..4f5559571305733b59ebf812412f32f0f954cf04 100644
--- a/src/dequant_tables.h
+++ b/src/dequant_tables.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/film_grain.h b/src/film_grain.h
index 9b7329ed2685e6aaed4ac137246214229599189a..d953542a82a73b242cadfbb006fed261b9b57848 100644
--- a/src/film_grain.h
+++ b/src/film_grain.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/internal.h b/src/internal.h
index e36c24a3a77e6a73d7dbe56fbf8858862cc6d258..fb84422da10ba243b9a2adf934f717c72c1d776b 100644
--- a/src/internal.h
+++ b/src/internal.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/ipred.h b/src/ipred.h
index eaaddb30f01fee8172e463501d2c131815ef5e47..8664f3f993c583c9e410d86db17d0330f59d1f34 100644
--- a/src/ipred.h
+++ b/src/ipred.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/itx.h b/src/itx.h
index 66da50303dd0ba6241adb80b8c50db70b4da5dcd..08f5e21285327cf9efa2b4887fb581b4f2639103 100644
--- a/src/itx.h
+++ b/src/itx.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/lf_mask.h b/src/lf_mask.h
index d38418f7f427d3e5977da51dc09f84848c2a6a11..5edf4a0932abe60473c23a2ed8637ea18954e49d 100644
--- a/src/lf_mask.h
+++ b/src/lf_mask.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/looprestoration.h b/src/looprestoration.h
index db410f919ad4e801b0bd0e1a95582ce5416686b0..a0a917fed3b8cc5632b7a451f25621460ed48985 100644
--- a/src/looprestoration.h
+++ b/src/looprestoration.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/picture.h b/src/picture.h
index 37a2e8e8d9898bf3f9b0bbab02d5f858a4a9f141..5518c0c487730405b5f70fc133ad181aa629a314 100644
--- a/src/picture.h
+++ b/src/picture.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/recon.h b/src/recon.h
index 97518102bc5a229fa9c5184e5888572df64bf89b..6496b24ac97f600a060ee16eef63e1d62da4cada 100644
--- a/src/recon.h
+++ b/src/recon.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/scan.h b/src/scan.h
index 7b03c3b4f84bc7b428763da3e5dab1d1c11c17d3..ca9743fd5ab37f88cb2daf2a110a5d54da001b05 100644
--- a/src/scan.h
+++ b/src/scan.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/tables.c b/src/tables.c
index 406a7e6cc641f61270e990f840aff2c1a7f4ca46..86037af3f64489d65892d336d0b4440f6f6b0e3a 100644
--- a/src/tables.c
+++ b/src/tables.c
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/tables.h b/src/tables.h
index 7820095093cffeb5310b286b127be4b6dc943615..4204ebe3a0be375b1dae12c589754dfebc32ca1e 100644
--- a/src/tables.h
+++ b/src/tables.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/thread.h b/src/thread.h
index e8ca8dec9e84844fcd6f9f73cb4621904b313be8..b091e4f26dcaf176a412a01af2fdae4f20aac0c3 100644
--- a/src/thread.h
+++ b/src/thread.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/thread_task.h b/src/thread_task.h
index b3f39051b1290f828a5f5ed1f4028d5f21256304..b7700a9098014a6de8805a4ad4ac3e079f436952 100644
--- a/src/thread_task.h
+++ b/src/thread_task.h
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *
diff --git a/src/win32/thread.c b/src/win32/thread.c
index 7983d215497bdef55babb606b0e7c34d22f00d38..b89bd6b1657a3ba38839bb906d4a75f10ee00c2b 100644
--- a/src/win32/thread.c
+++ b/src/win32/thread.c
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2018-2021, VideoLAN and dav1d authors
  * Copyright © 2018, Two Orioles, LLC
  * All rights reserved.
  *