diff --git a/assets/javascripts/templates/pages/about_tmpl.coffee b/assets/javascripts/templates/pages/about_tmpl.coffee
index 838aba49..e4914dc7 100644
--- a/assets/javascripts/templates/pages/about_tmpl.coffee
+++ b/assets/javascripts/templates/pages/about_tmpl.coffee
@@ -224,7 +224,7 @@ credits = [
     'https://raw.githubusercontent.com/dlang/phobos/master/LICENSE_1_0.txt'
   ], [
     'D3.js',
-    '2010-2021 Michael Bostock',
+    '2010-2022 Michael Bostock',
     'BSD',
     'https://raw.githubusercontent.com/d3/d3/master/LICENSE'
   ], [
diff --git a/lib/docs/scrapers/d3.rb b/lib/docs/scrapers/d3.rb
index c8ae6bf3..c31b24e1 100644
--- a/lib/docs/scrapers/d3.rb
+++ b/lib/docs/scrapers/d3.rb
@@ -12,12 +12,12 @@ module Docs
     options[:container] = '.markdown-body'
 
     options[:attribution] = <<-HTML
-      &copy; 2010&ndash;2021 Michael Bostock<br>
+      &copy; 2010&ndash;2022 Michael Bostock<br>
       Licensed under the BSD License.
     HTML
 
     version '7' do
-      self.release = '7.3.0'
+      self.release = '7.4.0'
       self.base_url = 'https://github.com/d3/'
       self.root_path = 'd3/blob/master/API.md'