diff --git a/Casks/emacs-app-good/meta.json b/Casks/emacs-app-good/meta.json
index 0dc47e38..67b4ded4 100644
--- a/Casks/emacs-app-good/meta.json
+++ b/Casks/emacs-app-good/meta.json
@@ -117,7 +117,7 @@
   },
   "container": null,
   "auto_updates": null,
-  "tap_git_head": "18c171f12ecbd64aa303e772290b36855662f228",
+  "tap_git_head": "ffd5e76932457637a210e33692c78a0b03bf3d2c",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-good.rb",
   "ruby_source_checksum": {
diff --git a/Casks/emacs-app-nightly-28/meta.json b/Casks/emacs-app-nightly-28/meta.json
index 77701d51..770df11e 100644
--- a/Casks/emacs-app-nightly-28/meta.json
+++ b/Casks/emacs-app-nightly-28/meta.json
@@ -117,7 +117,7 @@
   },
   "container": null,
   "auto_updates": null,
-  "tap_git_head": "18c171f12ecbd64aa303e772290b36855662f228",
+  "tap_git_head": "ffd5e76932457637a210e33692c78a0b03bf3d2c",
   "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 0aade649..998ee9e7 100644
--- a/Casks/emacs-app-nightly-29/meta.json
+++ b/Casks/emacs-app-nightly-29/meta.json
@@ -117,7 +117,7 @@
   },
   "container": null,
   "auto_updates": null,
-  "tap_git_head": "18c171f12ecbd64aa303e772290b36855662f228",
+  "tap_git_head": "ffd5e76932457637a210e33692c78a0b03bf3d2c",
   "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 676be076..154da37b 100644
--- a/Casks/emacs-app-nightly/meta.json
+++ b/Casks/emacs-app-nightly/meta.json
@@ -8,13 +8,13 @@
   ],
   "desc": "GNU Emacs text editor (nightly build)",
   "homepage": "https://github.com/jimeh/emacs-builds",
-  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2023-08-25.6426912.master/Emacs.2023-08-25.6426912.master.macOS-11.x86_64.dmg",
+  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2023-08-26.ecb1e6c.master/Emacs.2023-08-26.ecb1e6c.master.macOS-11.x86_64.dmg",
   "url_specs": {},
   "appcast": null,
-  "version": "2023-08-25.6426912.master",
+  "version": "2023-08-26.ecb1e6c.master",
   "installed": null,
   "outdated": false,
-  "sha256": "f76c51dc99af3dffc3c6c80f61ebea0b6f53167690551c8f506b4a0bb22a491c",
+  "sha256": "90b25e67a847f91812bc78005960e7ec7478f8a9c597dc7ea20fa3bbcf0f313f",
   "artifacts": [
     {
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@@ -117,10 +117,10 @@
   },
   "container": null,
   "auto_updates": null,
-  "tap_git_head": "18c171f12ecbd64aa303e772290b36855662f228",
+  "tap_git_head": "ffd5e76932457637a210e33692c78a0b03bf3d2c",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-nightly.rb",
   "ruby_source_checksum": {
-    "sha256": "d298e3dab97fdbfb142e55f0a5ddacecf13c21377cba9062b92c7ecbe71fed6e"
+    "sha256": "032ff4a45d30e538da6514ec017dfbae861d339df5bbd5de677295492a5f28d7"
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 }
diff --git a/Casks/emacs-app-nightly/shield.json b/Casks/emacs-app-nightly/shield.json
index 6c316623..a31896f5 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": "2023-08-25.6426912.master"
+  "message": "2023-08-26.ecb1e6c.master"
 }
diff --git a/Casks/emacs-app-pretest/meta.json b/Casks/emacs-app-pretest/meta.json
index bb23e5b3..4098dcc2 100644
--- a/Casks/emacs-app-pretest/meta.json
+++ b/Casks/emacs-app-pretest/meta.json
@@ -117,7 +117,7 @@
   },
   "container": null,
   "auto_updates": null,
-  "tap_git_head": "18c171f12ecbd64aa303e772290b36855662f228",
+  "tap_git_head": "ffd5e76932457637a210e33692c78a0b03bf3d2c",
   "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 b8149d9e..f7957624 100644
--- a/Casks/emacs-app/meta.json
+++ b/Casks/emacs-app/meta.json
@@ -117,7 +117,7 @@
   },
   "container": null,
   "auto_updates": null,
-  "tap_git_head": "18c171f12ecbd64aa303e772290b36855662f228",
+  "tap_git_head": "ffd5e76932457637a210e33692c78a0b03bf3d2c",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app.rb",
   "ruby_source_checksum": {