diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a43fd39..f6409da 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -13,7 +13,7 @@ on:
       builder_ref:
         description: "Git ref to checkout of build-emacs-for-macos"
         required: true
-        default: "v0.6.52"
+        default: "v0.6.53"
       builder_args:
         description: Custom arguments passed to build script
         required: false
diff --git a/.github/workflows/nightly-master.yml b/.github/workflows/nightly-master.yml
index 3e3be37..caf7bfe 100644
--- a/.github/workflows/nightly-master.yml
+++ b/.github/workflows/nightly-master.yml
@@ -11,7 +11,7 @@ on:
       builder_ref:
         description: "Git ref to checkout of build-emacs-for-macos"
         required: true
-        default: "v0.6.52"
+        default: "v0.6.53"
       x86_64:
         description: "Build x86_64 version of Emacs"
         required: false