diff --git a/Casks/emacs-app-nightly/meta.json b/Casks/emacs-app-nightly/meta.json
index b7806389..8b9a6d65 100644
--- a/Casks/emacs-app-nightly/meta.json
+++ b/Casks/emacs-app-nightly/meta.json
@@ -7,13 +7,13 @@
   ],
   "desc": "GNU Emacs text editor (nightly build)",
   "homepage": "https://github.com/jimeh/emacs-builds",
-  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2022-05-27.061c2d6.master/Emacs.2022-05-27.061c2d6.master.macOS-10-15.x86_64.dmg",
+  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2022-05-28.1e66c8a.master/Emacs.2022-05-28.1e66c8a.master.macOS-10-15.x86_64.dmg",
   "appcast": null,
-  "version": "2022-05-27.061c2d6.master",
+  "version": "2022-05-28.1e66c8a.master",
   "versions": {},
   "installed": null,
   "outdated": false,
-  "sha256": "e2be9a113729ad673ad407a9e31dfcac799bb05242c739526a0357526805eec1",
+  "sha256": "35590ae7b8e7bb523a81dcd3a09470a76b943be24bcab0666778aeb1c82c598e",
   "artifacts": [
     [
       "Emacs.app"
diff --git a/Casks/emacs-app-nightly/shield.json b/Casks/emacs-app-nightly/shield.json
index deba77fa..06adcca9 100644
--- a/Casks/emacs-app-nightly/shield.json
+++ b/Casks/emacs-app-nightly/shield.json
@@ -5,5 +5,5 @@
   "namedLogo": "GNU Emacs",
   "logoColor": "white",
   "label": "nightly",
-  "message": "2022-05-27.061c2d6.master"
+  "message": "2022-05-28.1e66c8a.master"
 }