diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f55c32223..90e4a8fb6 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -49,6 +49,7 @@ jobs:
       - name: 'Install prerequisites (Homebrew)'
         shell: bash
         run: |
+          brew update --preinstall
           brew bundle --file ./CI/scripts/macos/Brewfile
       - name: 'Restore Chromium Embedded Framework from cache'
         id: cef-cache
diff --git a/CI/full-build-macos.sh b/CI/full-build-macos.sh
index c50c87f4c..f7cab665a 100755
--- a/CI/full-build-macos.sh
+++ b/CI/full-build-macos.sh
@@ -103,6 +103,7 @@ install_homebrew_deps() {
         exit 1
     fi
 
+    brew update
     brew bundle --file ${CI_SCRIPTS}/Brewfile
 }