diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ec7988f1eb..64f0560838 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -64,13 +64,13 @@ jobs:
               -Dvapoursynth=enabled
           - {
             name: macOS Debug,
-            os: macos-latest,
+            os: macos-13,
             buildtype: debugoptimized,
             args: -Ddefault_library=static -Dbuild_osx_bundle=true -Dlocal_boost=true --force-fallback-for=ffms2
           }
           - {
             name: macOS Release,
-            os: macos-latest,
+            os: macos-13,
             buildtype: release,
             args: -Ddefault_library=static -Dbuild_osx_bundle=true -Dlocal_boost=true --force-fallback-for=ffms2
           }
@@ -114,7 +114,7 @@ jobs:
           popd
 
       - name: Install dependencies (MacOS)
-        if: matrix.config.os == 'macos-latest'
+        if: startsWith(matrix.config.os, 'macos-')
         run: |
           export HOMEBREW_NO_INSTALL_CLEANUP=1
           export HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK=1