diff --git a/lib/constants.sh b/lib/constants.sh
index ba6e519..2ff5414 100644
--- a/lib/constants.sh
+++ b/lib/constants.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 # -----------------------------------------------------------------------------
-# bat-extras | Copyright (C) 2019 eth-p | MIT License
+# bat-extras | Copyright (C) 2021 eth-p | MIT License
 #
 # Repository: https://github.com/eth-p/bat-extras
 # Issues:     https://github.com/eth-p/bat-extras/issues
@@ -17,7 +17,7 @@ EXECUTABLE_RIPGREP="rg"
 # Constants: Program
 PROGRAM="$(basename "$0" .sh)"
 PROGRAM_HOMEPAGE="https://github.com/eth-p/bat-extras"
-PROGRAM_COPYRIGHT="Copyright (C) 2019-2020 eth-p | MIT License"
+PROGRAM_COPYRIGHT="Copyright (C) 2019-2021 eth-p | MIT License"
 PROGRAM_VERSION="$({
 	TOP="$(dirname "$(dirname "${BASH_SOURCE[0]}")")"
 	printf "%s" "$(cat "${TOP}/version.txt" 2>/dev/null || echo "unknown")"
diff --git a/test/snapshot/batdiff/test_version.stdout.snapshot b/test/snapshot/batdiff/test_version.stdout.snapshot
index d3ab410..e403a4a 100644
--- a/test/snapshot/batdiff/test_version.stdout.snapshot
+++ b/test/snapshot/batdiff/test_version.stdout.snapshot
@@ -1,3 +1,3 @@
 batdiff
-Copyright (C) 2019-2020 eth-p | MIT License
+Copyright (C) 2019-2021 eth-p | MIT License
 https://github.com/eth-p/bat-extras
diff --git a/test/snapshot/batgrep/test_version.stdout.snapshot b/test/snapshot/batgrep/test_version.stdout.snapshot
index 84c919f..c27f60c 100644
--- a/test/snapshot/batgrep/test_version.stdout.snapshot
+++ b/test/snapshot/batgrep/test_version.stdout.snapshot
@@ -1,3 +1,3 @@
 batgrep
-Copyright (C) 2019-2020 eth-p | MIT License
+Copyright (C) 2019-2021 eth-p | MIT License
 https://github.com/eth-p/bat-extras
diff --git a/test/snapshot/batman/test_version.stdout.snapshot b/test/snapshot/batman/test_version.stdout.snapshot
index 7498864..73d44bc 100644
--- a/test/snapshot/batman/test_version.stdout.snapshot
+++ b/test/snapshot/batman/test_version.stdout.snapshot
@@ -1,3 +1,3 @@
 batman
-Copyright (C) 2019-2020 eth-p | MIT License
+Copyright (C) 2019-2021 eth-p | MIT License
 https://github.com/eth-p/bat-extras
diff --git a/test/snapshot/batwatch/test_version.stdout.snapshot b/test/snapshot/batwatch/test_version.stdout.snapshot
index 51fc6ad..b38eb6a 100644
--- a/test/snapshot/batwatch/test_version.stdout.snapshot
+++ b/test/snapshot/batwatch/test_version.stdout.snapshot
@@ -1,3 +1,3 @@
 batwatch
-Copyright (C) 2019-2020 eth-p | MIT License
+Copyright (C) 2019-2021 eth-p | MIT License
 https://github.com/eth-p/bat-extras
diff --git a/test/snapshot/prettybat/test_version.stdout.snapshot b/test/snapshot/prettybat/test_version.stdout.snapshot
index 3744157..c5e7c19 100644
--- a/test/snapshot/prettybat/test_version.stdout.snapshot
+++ b/test/snapshot/prettybat/test_version.stdout.snapshot
@@ -1,3 +1,3 @@
 prettybat
-Copyright (C) 2019-2020 eth-p | MIT License
+Copyright (C) 2019-2021 eth-p | MIT License
 https://github.com/eth-p/bat-extras