diff --git a/Casks/coteditor.rb b/Casks/coteditor.rb
index 2247ad58ef4..d48b725bbf2 100644
--- a/Casks/coteditor.rb
+++ b/Casks/coteditor.rb
@@ -9,8 +9,8 @@ cask "coteditor" do
     version "4.0.9"
     sha256 "969e891f4a36146c317150806fee01559d177f956734595c73537affc8897e79"
   else
-    version "4.3.6"
-    sha256 "8c1ecf6fd66a9885d428a6303d9d1c5ecb811c1c35c97bdbccdad72359d96ad9"
+    version "4.4.0"
+    sha256 "80bedbc5633c4f3a50cf76787b0a728e5e235ee20e4a723980c77bd83cce3a10"
   end
 
   url "https://github.com/coteditor/CotEditor/releases/download/#{version}/CotEditor_#{version}.dmg",