diff --git a/.github/workflows/root-ci-config/buildconfig/mac14.txt b/.github/workflows/root-ci-config/buildconfig/mac14.txt
deleted file mode 100644
index 218a1943b2fd8..0000000000000
--- a/.github/workflows/root-ci-config/buildconfig/mac14.txt
+++ /dev/null
@@ -1,30 +0,0 @@
-ROOT_CTEST_CUSTOM_FLAGS="-E ^tutorial-"
-asimage_tiff=OFF
-builtin_cfitsio=ON
-builtin_fftw3=ON
-builtin_freetype=ON
-builtin_ftgl=ON
-builtin_gif=ON
-builtin_gl2ps=ON
-builtin_gsl=ON
-builtin_gtest=ON
-builtin_jpeg=ON
-builtin_lz4=ON
-builtin_lzma=ON
-builtin_nlohmannjson=ON
-builtin_openssl=ON
-builtin_pcre=ON
-builtin_tbb=ON
-builtin_unuran=ON
-builtin_vdt=ON
-builtin_xrootd=ON
-builtin_xxhash=ON
-builtin_zstd=ON
-cocoa=ON
-davix=OFF
-fortran=OFF
-minuit2_omp=OFF
-r=OFF
-test_distrdf_dask=OFF
-test_distrdf_pyspark=OFF
-x11=OFF
diff --git a/.github/workflows/root-ci-config/buildconfig/mac27.txt b/.github/workflows/root-ci-config/buildconfig/mac27.txt
new file mode 100644
index 0000000000000..1c3750173e89c
--- /dev/null
+++ b/.github/workflows/root-ci-config/buildconfig/mac27.txt
@@ -0,0 +1,5 @@
+CMAKE_CXX_STANDARD=23
+cocoa=ON
+davix=OFF
+x11=OFF
+
diff --git a/.github/workflows/root-ci.yml b/.github/workflows/root-ci.yml
index 0e489d6e3985b..9d0dc7f9b7336 100644
--- a/.github/workflows/root-ci.yml
+++ b/.github/workflows/root-ci.yml
@@ -124,6 +124,8 @@ jobs:
             arch: X64
           - platform: mac26
             arch: ARM64
+          - platform: mac27
+            arch: ARM64
           - platform: mac-beta
             is_special: true
             arch: ARM64