diff --git a/doc/source/conf.py b/doc/source/conf.py
index 341cd09..e6ba967 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -62,7 +62,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = 'stormpy'
-copyright = '2016-2019 Moves RWTH Aachen'
+copyright = '2016-2020 Moves RWTH Aachen'
 author = 'Sebastian Junges, Matthias Volk'
 
 # The version info for the project you're documenting, acts as replacement for