diff --git a/src/solvespace.cpp b/src/solvespace.cpp
index d68cedf2..7c30a8f5 100644
--- a/src/solvespace.cpp
+++ b/src/solvespace.cpp
@@ -965,7 +965,7 @@ void SolveSpaceUI::MenuHelp(Command id) {
 "law. For details, visit http://gnu.org/licenses/\n"
 "\n"
 "© 2008-%d Jonathan Westhues and other authors.\n"),
-PACKAGE_VERSION, 2019);
+PACKAGE_VERSION, 2020);
             break;
 
         default: ssassert(false, "Unexpected menu ID");