diff --git a/include/assemblers.h b/include/assemblers.h
index 48ee1b0..908f555 100644
--- a/include/assemblers.h
+++ b/include/assemblers.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/include/ctcp.h b/include/ctcp.h
index 6e7de50..0c6a51e 100644
--- a/include/ctcp.h
+++ b/include/ctcp.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/include/memory.h b/include/memory.h
index bef06d1..6f2b8d2 100644
--- a/include/memory.h
+++ b/include/memory.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/include/modes.h b/include/modes.h
index eab46e8..7a440bc 100644
--- a/include/modes.h
+++ b/include/modes.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/include/replies.h b/include/replies.h
index aabf015..146ddd1 100644
--- a/include/replies.h
+++ b/include/replies.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/include/tokenizers.h b/include/tokenizers.h
index a392665..63852e4 100644
--- a/include/tokenizers.h
+++ b/include/tokenizers.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/include/types.h b/include/types.h
index e576384..6faba7f 100644
--- a/include/types.h
+++ b/include/types.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/include/uirc.h b/include/uirc.h
index 7d33ede..b7f93ac 100644
--- a/include/uirc.h
+++ b/include/uirc.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/include/validators.h b/include/validators.h
index c82054c..b590567 100644
--- a/include/validators.h
+++ b/include/validators.h
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/assemblers/message.c b/src/assemblers/message.c
index b6e9147..a00e0a8 100644
--- a/src/assemblers/message.c
+++ b/src/assemblers/message.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/assemblers/tag.c b/src/assemblers/tag.c
index e64956c..ca76134 100644
--- a/src/assemblers/tag.c
+++ b/src/assemblers/tag.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/assemblers/user.c b/src/assemblers/user.c
index e9928fe..87d5893 100644
--- a/src/assemblers/user.c
+++ b/src/assemblers/user.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/memory/list.c b/src/memory/list.c
index ac72e06..700e022 100644
--- a/src/memory/list.c
+++ b/src/memory/list.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/memory/struct.c b/src/memory/struct.c
index 8dba68f..d3e6d18 100644
--- a/src/memory/struct.c
+++ b/src/memory/struct.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/tokenizers/message.c b/src/tokenizers/message.c
index 4199321..658349a 100644
--- a/src/tokenizers/message.c
+++ b/src/tokenizers/message.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/tokenizers/tag.c b/src/tokenizers/tag.c
index 2206d84..1dff7bc 100644
--- a/src/tokenizers/tag.c
+++ b/src/tokenizers/tag.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/tokenizers/user.c b/src/tokenizers/user.c
index 2a3de7e..d5ed967 100644
--- a/src/tokenizers/user.c
+++ b/src/tokenizers/user.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/validators/validators.c b/src/validators/validators.c
index e44ffc3..74b42ed 100644
--- a/src/validators/validators.c
+++ b/src/validators/validators.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/tests/allocs.c b/tests/allocs.c
index 5edb132..6072b2e 100644
--- a/tests/allocs.c
+++ b/tests/allocs.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/tests/common.c b/tests/common.c
index 0792bc9..b7c48fb 100644
--- a/tests/common.c
+++ b/tests/common.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/tests/earlytrail.c b/tests/earlytrail.c
index afa7d1d..ba147df 100644
--- a/tests/earlytrail.c
+++ b/tests/earlytrail.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/tests/fullloop.c b/tests/fullloop.c
index e505e5b..cb9d3f8 100644
--- a/tests/fullloop.c
+++ b/tests/fullloop.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/tests/manassm.c b/tests/manassm.c
index 0c64882..bf26f9d 100644
--- a/tests/manassm.c
+++ b/tests/manassm.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/tests/optcrlf.c b/tests/optcrlf.c
index a4e84a3..f7eab5c 100644
--- a/tests/optcrlf.c
+++ b/tests/optcrlf.c
@@ -1,6 +1,6 @@
 /*
  *  This file is part of uIRC. (https://git.redxen.eu/caskd/uIRC)
- *  Copyright (c) 2019, 2020 Alex-David Denes
+ *  Copyright (c) 2019-2021 Alex-David Denes
  *
  *  uIRC is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by