diff --git a/.github/workflows/reusable-macos.yml b/.github/workflows/reusable-macos.yml
index de0c40221364ad..3136784ef8dfd8 100644
--- a/.github/workflows/reusable-macos.yml
+++ b/.github/workflows/reusable-macos.yml
@@ -43,9 +43,9 @@ jobs:
         key: ${{ github.job }}-${{ env.IMAGE_OS_VERSION }}-${{ inputs.config_hash }}
     - name: Install Homebrew dependencies
       run: |
-        brew install pkg-config openssl@3.0 xz gdbm tcl-tk@8 make
+        brew install pkg-config openssl@3.0 xz gdbm tcl-tk@9 make
         # Because alternate versions are not symlinked into place by default:
-        brew link --overwrite tcl-tk@8
+        brew link --overwrite tcl-tk@9
     - name: Configure CPython
       run: |
         MACOSX_DEPLOYMENT_TARGET=10.15 \