diff --git a/doc/conf/conf.py b/doc/conf/conf.py
index 7a7fa741fbd498a62e8a9c47a8ae6cb77a7b4030..d1b395a9222cfa2feb2d1823e6986f3cb49afce0 100644
--- a/doc/conf/conf.py
+++ b/doc/conf/conf.py
@@ -49,7 +49,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = u'OpenStructure'
-copyright = u'2019, OpenStructure authors'
+copyright = u'2020, OpenStructure authors'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the