diff --git a/Casks/emacs-app-good/meta.json b/Casks/emacs-app-good/meta.json
index d8091645..b8d1e1d6 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": "ea66605e7e938f0255d202a66d68b6bf6bef0538",
+  "tap_git_head": "9f20dc8eaab5c8e5ac1d827df784216d366c0abc",
   "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 e3d59ff6..915b8eb3 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": "ea66605e7e938f0255d202a66d68b6bf6bef0538",
+  "tap_git_head": "9f20dc8eaab5c8e5ac1d827df784216d366c0abc",
   "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 d4ed698e..e807e7ac 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": "ea66605e7e938f0255d202a66d68b6bf6bef0538",
+  "tap_git_head": "9f20dc8eaab5c8e5ac1d827df784216d366c0abc",
   "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 2187cda7..b4d03a06 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": "ea66605e7e938f0255d202a66d68b6bf6bef0538",
+  "tap_git_head": "9f20dc8eaab5c8e5ac1d827df784216d366c0abc",
   "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 855b4982..62daeabf 100644
--- a/Casks/emacs-app-nightly/meta.json
+++ b/Casks/emacs-app-nightly/meta.json
@@ -8,9 +8,9 @@
   ],
   "desc": "GNU Emacs text editor (nightly build)",
   "homepage": "https://github.com/jimeh/emacs-builds",
-  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2025-09-29.40a22ce.master/Emacs.2025-09-29.40a22ce.master.macOS-11.arm64.dmg",
+  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2025-09-30.8453fd5.master/Emacs.2025-09-30.8453fd5.master.macOS-11.arm64.dmg",
   "url_specs": {},
-  "version": "2025-09-29.40a22ce.master",
+  "version": "2025-09-30.8453fd5.master",
   "autobump": true,
   "no_autobump_message": null,
   "skip_livecheck": false,
@@ -19,7 +19,7 @@
   "bundle_version": null,
   "bundle_short_version": null,
   "outdated": false,
-  "sha256": "028cbb9ff832bd7f8a511a35c492ac22f7d6d0197bfc4aeaacd845b99f9f21ed",
+  "sha256": "dd1dcd8b8c4e52bdda8e62c7e3efc64abfc13f8417b9f4d4778421507e5232ea",
   "artifacts": [
     {
       "app": [
@@ -130,10 +130,10 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "ea66605e7e938f0255d202a66d68b6bf6bef0538",
+  "tap_git_head": "9f20dc8eaab5c8e5ac1d827df784216d366c0abc",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-nightly.rb",
   "ruby_source_checksum": {
-    "sha256": "ea09219dd05c56a21f37b72a56df4b3f194b7cd6b24f1e8779078f0178671a74"
+    "sha256": "9a5f6c7614f168b5c07a1fee74a2f9da0dfa53243d35ccce84abfe1dca28a39a"
   }
 }
diff --git a/Casks/emacs-app-nightly/shield.json b/Casks/emacs-app-nightly/shield.json
index 5657dc8e..f02f2739 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": "2025-09-29.40a22ce.master"
+  "message": "2025-09-30.8453fd5.master"
 }
diff --git a/Casks/emacs-app-pretest/meta.json b/Casks/emacs-app-pretest/meta.json
index 0e1a6cda..52a2bd75 100644
--- a/Casks/emacs-app-pretest/meta.json
+++ b/Casks/emacs-app-pretest/meta.json
@@ -130,7 +130,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "ea66605e7e938f0255d202a66d68b6bf6bef0538",
+  "tap_git_head": "9f20dc8eaab5c8e5ac1d827df784216d366c0abc",
   "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 48454b2c..809a506a 100644
--- a/Casks/emacs-app/meta.json
+++ b/Casks/emacs-app/meta.json
@@ -130,7 +130,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "ea66605e7e938f0255d202a66d68b6bf6bef0538",
+  "tap_git_head": "9f20dc8eaab5c8e5ac1d827df784216d366c0abc",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app.rb",
   "ruby_source_checksum": {