diff --git a/Casks/emacs-app-good/meta.json b/Casks/emacs-app-good/meta.json
index 0813f326..3d240d02 100644
--- a/Casks/emacs-app-good/meta.json
+++ b/Casks/emacs-app-good/meta.json
@@ -7,13 +7,13 @@
   ],
   "desc": "GNU Emacs text editor (known good nightly build)",
   "homepage": "https://github.com/jimeh/emacs-builds",
-  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2021-11-21.73754bc.master/Emacs.2021-11-21.73754bc.master.macOS-10-15.x86_64.dmg",
+  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2021-11-28.c8df4d1.master/Emacs.2021-11-28.c8df4d1.master.macOS-10-15.x86_64.dmg",
   "appcast": null,
-  "version": "2021-11-21.73754bc.master",
+  "version": "2021-11-28.c8df4d1.master",
   "versions": {},
   "installed": null,
   "outdated": false,
-  "sha256": "dec28415bb4aab591efb5aa66c7d120f0377a23b53a15ed373584de5c29bfce1",
+  "sha256": "3e079873b1cd4ec764e6bb118e2c4f435b364480a11613eb78b2f8805fe3d82b",
   "artifacts": [
     [
       "Emacs.app"
diff --git a/Casks/emacs-app-good/shield.json b/Casks/emacs-app-good/shield.json
index 5357cccc..e396aa30 100644
--- a/Casks/emacs-app-good/shield.json
+++ b/Casks/emacs-app-good/shield.json
@@ -5,5 +5,5 @@
   "namedLogo": "GNU Emacs",
   "logoColor": "white",
   "label": "known good nightly",
-  "message": "2021-11-21.73754bc.master"
+  "message": "2021-11-28.c8df4d1.master"
 }