diff --git a/.github/workflows/mac-build.yml b/.github/workflows/mac-build.yml
index cd2f7f30f8..d9aee26253 100644
--- a/.github/workflows/mac-build.yml
+++ b/.github/workflows/mac-build.yml
@@ -29,10 +29,10 @@ env:
   HOMEBREW_NO_AUTO_UPDATE: 1
   HOMEBREW_NO_INSTALL_CLEANUP: 1
   MACOSX_DEPLOYMENT_TARGET: 11
-  DOWNLOADQT: https://github.com/kevinhendricks/BuildSigilOnMac/releases/download/for_sigil_1.0.0/Qt652.tar.xz
+  DOWNLOADQT: https://github.com/kevinhendricks/BuildSigilOnMac/releases/download/for_sigil_1.0.0/Qt653.tar.xz
   DOWNLOADPY: https://github.com/kevinhendricks/BuildSigilOnMac/releases/download/for_sigil_1.0.0/Python.framework.tar.xz
   PY_VER: 3.11
-  QT: Qt652
+  QT: Qt653
 
 jobs:
   build:
diff --git a/.github/workflows/reset-mac-caches.txt b/.github/workflows/reset-mac-caches.txt
index 7de3aac911..cbf481913c 100644
--- a/.github/workflows/reset-mac-caches.txt
+++ b/.github/workflows/reset-mac-caches.txt
@@ -6,3 +6,4 @@ Cleared cache on 20 July 2023
 Cleared cache on 20 July 2023 again
 Cleared cache on 26 July 2023
 Cleared cache on 08 September 2023
+Cleared cache on 07 October 2023