diff --git a/LICENSE b/LICENSE
index f1083af..e983902 100755
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2015, IDS Mannheim
+Copyright (c) 2015-2018, IDS Mannheim
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
diff --git a/lib/Kalamar/API.pm b/lib/Kalamar/API.pm
index 51273f8..29e8ebf 100644
--- a/lib/Kalamar/API.pm
+++ b/lib/Kalamar/API.pm
@@ -704,7 +704,7 @@
 
 =head1 COPYRIGHT AND LICENSE
 
-Copyright (C) 2015-2017, L<IDS Mannheim|http://www.ids-mannheim.de/>
+Copyright (C) 2015-2018, L<IDS Mannheim|http://www.ids-mannheim.de/>
 Author: L<Nils Diewald|http://nils-diewald.de/>
 
 Kalamar is developed as part of the L<KorAP|http://korap.ids-mannheim.de/>
diff --git a/lib/Kalamar/Controller/Documentation.pm b/lib/Kalamar/Controller/Documentation.pm
index 10e982f..5c8124a 100644
--- a/lib/Kalamar/Controller/Documentation.pm
+++ b/lib/Kalamar/Controller/Documentation.pm
@@ -106,7 +106,7 @@
 
 =head1 COPYRIGHT AND LICENSE
 
-Copyright (C) 2015, L<IDS Mannheim|http://www.ids-mannheim.de/>
+Copyright (C) 2015-2018, L<IDS Mannheim|http://www.ids-mannheim.de/>
 Author: L<Nils Diewald|http://nils-diewald.de/>
 
 Kalamar is developed as part of the L<KorAP|http://korap.ids-mannheim.de/>
diff --git a/lib/Kalamar/Controller/Search.pm b/lib/Kalamar/Controller/Search.pm
index 984f639..50c0d8b 100644
--- a/lib/Kalamar/Controller/Search.pm
+++ b/lib/Kalamar/Controller/Search.pm
@@ -313,7 +313,7 @@
 
 =head1 COPYRIGHT AND LICENSE
 
-Copyright (C) 2015, L<IDS Mannheim|http://www.ids-mannheim.de/>
+Copyright (C) 2015-2018, L<IDS Mannheim|http://www.ids-mannheim.de/>
 Author: L<Nils Diewald|http://nils-diewald.de/>
 
 Kalamar is developed as part of the L<KorAP|http://korap.ids-mannheim.de/>
diff --git a/lib/Kalamar/Plugin/KalamarHelpers.pm b/lib/Kalamar/Plugin/KalamarHelpers.pm
index 4ef68a7..0fee4c8 100644
--- a/lib/Kalamar/Plugin/KalamarHelpers.pm
+++ b/lib/Kalamar/Plugin/KalamarHelpers.pm
@@ -329,7 +329,7 @@
 
 =head1 COPYRIGHT AND LICENSE
 
-Copyright (C) 2015, L<IDS Mannheim|http://www.ids-mannheim.de/>
+Copyright (C) 2015-2018, L<IDS Mannheim|http://www.ids-mannheim.de/>
 Author: L<Nils Diewald|http://nils-diewald.de/>
 
 Kalamar is developed as part of the L<KorAP|http://korap.ids-mannheim.de/>