diff --git a/Casks/emacs-app-good/meta.json b/Casks/emacs-app-good/meta.json
index 25dfc680..c2c95a9c 100644
--- a/Casks/emacs-app-good/meta.json
+++ b/Casks/emacs-app-good/meta.json
@@ -130,7 +130,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "2345cdb2e06a3efdd253964510440c53027f8ebf",
+  "tap_git_head": "8fdc247da7199a0afae1a1838a539a543dd4cd06",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-good.rb",
   "ruby_source_checksum": {
diff --git a/Casks/emacs-app-monthly/meta.json b/Casks/emacs-app-monthly/meta.json
index f241df75..d75f692c 100644
--- a/Casks/emacs-app-monthly/meta.json
+++ b/Casks/emacs-app-monthly/meta.json
@@ -129,7 +129,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "2345cdb2e06a3efdd253964510440c53027f8ebf",
+  "tap_git_head": "8fdc247da7199a0afae1a1838a539a543dd4cd06",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-monthly.rb",
   "ruby_source_checksum": {
diff --git a/Casks/emacs-app-nightly-28/meta.json b/Casks/emacs-app-nightly-28/meta.json
index b362cf56..603402ac 100644
--- a/Casks/emacs-app-nightly-28/meta.json
+++ b/Casks/emacs-app-nightly-28/meta.json
@@ -130,7 +130,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "2345cdb2e06a3efdd253964510440c53027f8ebf",
+  "tap_git_head": "8fdc247da7199a0afae1a1838a539a543dd4cd06",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-nightly-28.rb",
   "ruby_source_checksum": {
diff --git a/Casks/emacs-app-nightly-29/meta.json b/Casks/emacs-app-nightly-29/meta.json
index 9bbb1899..4bd2635b 100644
--- a/Casks/emacs-app-nightly-29/meta.json
+++ b/Casks/emacs-app-nightly-29/meta.json
@@ -130,7 +130,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "2345cdb2e06a3efdd253964510440c53027f8ebf",
+  "tap_git_head": "8fdc247da7199a0afae1a1838a539a543dd4cd06",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-nightly-29.rb",
   "ruby_source_checksum": {
diff --git a/Casks/emacs-app-nightly/meta.json b/Casks/emacs-app-nightly/meta.json
index 1be823a7..c72fb0f3 100644
--- a/Casks/emacs-app-nightly/meta.json
+++ b/Casks/emacs-app-nightly/meta.json
@@ -8,9 +8,9 @@
   ],
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   "homepage": "https://github.com/jimeh/emacs-builds",
-  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2025-12-26.9affabf.master/Emacs.2025-12-26.9affabf.master.macOS-11.arm64.dmg",
+  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2025-12-27.cc2a0e9.master/Emacs.2025-12-27.cc2a0e9.master.macOS-11.arm64.dmg",
   "url_specs": {},
-  "version": "2025-12-26.9affabf.master",
+  "version": "2025-12-27.cc2a0e9.master",
   "autobump": true,
   "no_autobump_message": null,
   "skip_livecheck": false,
@@ -19,7 +19,7 @@
   "bundle_version": null,
   "bundle_short_version": null,
   "outdated": false,
-  "sha256": "e2687e9d20327f89e57d9a3e3f432c89327310edf9c331de66f7f7598c7ebabb",
+  "sha256": "6ce59651c8e5277d3004af1d8d0584060b02d2809bd4ad66c553ed48c2ec5785",
   "artifacts": [
     {
       "app": [
@@ -130,10 +130,10 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "2345cdb2e06a3efdd253964510440c53027f8ebf",
+  "tap_git_head": "8fdc247da7199a0afae1a1838a539a543dd4cd06",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-nightly.rb",
   "ruby_source_checksum": {
-    "sha256": "53e5281c68f8aaf66215b554f985d013534a5e114dfae3b81e862bd2148b1a58"
+    "sha256": "170f9d7e7a8d3947f5823431365c6f3b310a60fb301e6864f3cc540b6c2d8f46"
   }
 }
diff --git a/Casks/emacs-app-nightly/shield.json b/Casks/emacs-app-nightly/shield.json
index ee6c7f9a..83652d74 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": "2025-12-26.9affabf.master"
+  "message": "2025-12-27.cc2a0e9.master"
 }
diff --git a/Casks/emacs-app-pretest/meta.json b/Casks/emacs-app-pretest/meta.json
index e5e55cba..159a86a6 100644
--- a/Casks/emacs-app-pretest/meta.json
+++ b/Casks/emacs-app-pretest/meta.json
@@ -130,7 +130,7 @@
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   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "2345cdb2e06a3efdd253964510440c53027f8ebf",
+  "tap_git_head": "8fdc247da7199a0afae1a1838a539a543dd4cd06",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-pretest.rb",
   "ruby_source_checksum": {
diff --git a/Casks/emacs-app/meta.json b/Casks/emacs-app/meta.json
index 0f2d9512..702eb432 100644
--- a/Casks/emacs-app/meta.json
+++ b/Casks/emacs-app/meta.json
@@ -130,7 +130,7 @@
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   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "2345cdb2e06a3efdd253964510440c53027f8ebf",
+  "tap_git_head": "8fdc247da7199a0afae1a1838a539a543dd4cd06",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app.rb",
   "ruby_source_checksum": {