diff --git a/Casks/b/betterdisplay.rb b/Casks/b/betterdisplay.rb
index 94e477ce284ac..cb14e35c83a24 100644
--- a/Casks/b/betterdisplay.rb
+++ b/Casks/b/betterdisplay.rb
@@ -29,12 +29,14 @@
 
   app "BetterDisplay.app"
 
-  uninstall quit: "me.waydabber.BetterDummy"
+  uninstall quit: "pro.betterdisplay.BetterDisplay"
 
   zap trash: [
+    "~/Library/Application Support/BetterDisplay",
     "~/Library/Application Support/BetterDummy",
-    "~/Library/Caches/me.waydabber.BetterDummy",
-    "~/Library/HTTPStorages/me.waydabber.BetterDummy",
-    "~/Library/Preferences/me.waydabber.BetterDummy.plist",
+    "~/Library/Caches/pro.betterdisplay.BetterDisplay",
+    "~/Library/HTTPStorages/pro.betterdisplay.BetterDisplay",
+    "~/Library/HTTPStorages/pro.betterdisplay.BetterDisplay.binarycookies",
+    "~/Library/Preferences/pro.betterdisplay.BetterDisplay.plist",
   ]
 end
diff --git a/Casks/b/betterdummy.rb b/Casks/b/betterdummy.rb
deleted file mode 100644
index 11d9776f59fc7..0000000000000
--- a/Casks/b/betterdummy.rb
+++ /dev/null
@@ -1,33 +0,0 @@
-cask "betterdummy" do
-  version "1.1.24"
-  sha256 "5d02657f3aa77017f5a94af16d042cef011094b58f19b4d0f4a79e090311cfb3"
-
-  url "https://github.com/waydabber/BetterDummy/releases/download/v#{version}/BetterDummy-v#{version}.dmg"
-  name "betterdummy"
-  desc "Dummy Display for Apple Silicon Macs to achieve custom resolutions"
-  homepage "https://github.com/waydabber/BetterDummy"
-
-  auto_updates true
-  depends_on macos: ">= :big_sur"
-
-  app "BetterDummy.app"
-
-  zap trash: [
-    "~/Library/Application Scripts/me.waydabber.BetterDummyHelper",
-    "~/Library/Application Scripts/me.waydabber.BetterDummy",
-    "~/Library/Containers/me.waydabber.BetterDummyHelper",
-    "~/Library/Containers/me.waydabber.BetterDummy",
-    "~/Library/Preferences/me.waydabber.BetterDummy.plist",
-  ]
-
-  caveats do
-    discontinued
-
-    <<~EOS
-      #{token} has been renamed 'betterdisplay',
-      install betterdisplay to continue receiving updates;
-
-        brew install --cask betterdisplay
-    EOS
-  end
-end
diff --git a/cask_renames.json b/cask_renames.json
index 692848a89dae8..150ce38d5223d 100644
--- a/cask_renames.json
+++ b/cask_renames.json
@@ -1,5 +1,6 @@
 {
   "ankerslicer": "ankermake",
+  "betterdummy": "betterdisplay",
   "cloudapp": "zight",
   "hepta": "heptabase",
   "mouse-fix": "mac-mouse-fix",