diff --git a/assets/javascripts/templates/pages/about_tmpl.coffee b/assets/javascripts/templates/pages/about_tmpl.coffee
index 8ac93ed4..d9589758 100644
--- a/assets/javascripts/templates/pages/about_tmpl.coffee
+++ b/assets/javascripts/templates/pages/about_tmpl.coffee
@@ -448,7 +448,7 @@ credits = [
     'https://raw.githubusercontent.com/lodash/lodash/master/LICENSE'
   ], [
     'Lua',
-    '1994–2017 Lua.org, PUC-Rio',
+    '1994–2020 Lua.org, PUC-Rio',
     'MIT',
     'http://www.lua.org/license.html'
   ], [