diff --git a/.github/workflows/root-ci-config/build_root.py b/.github/workflows/root-ci-config/build_root.py
index e5434e6edc552..b3dff0ad1ae20 100755
--- a/.github/workflows/root-ci-config/build_root.py
+++ b/.github/workflows/root-ci-config/build_root.py
@@ -364,6 +364,9 @@ def show_node_state() -> None:
         sw_vers || true
         uptime || true
         df || true
+        echo "PATH=$PATH"
+        echo "LD_LIBRARY_PATH=${LD_LIBRARY_PATH}"
+        echo "DYLD_LIBRARY_PATH=${DYLD_LIBRARY_PATH}"
     """)
 
     if result != 0:
diff --git a/.github/workflows/root-ci-config/buildconfig/mac15.txt b/.github/workflows/root-ci-config/buildconfig/mac15.txt
index f9f77ee23ba36..992fe7c4bde8e 100644
--- a/.github/workflows/root-ci-config/buildconfig/mac15.txt
+++ b/.github/workflows/root-ci-config/buildconfig/mac15.txt
@@ -1,3 +1,4 @@
+CMAKE_CXX_STANDARD=23
 builtin_cfitsio=ON
 builtin_civetweb=ON
 builtin_fftw3=ON
diff --git a/.github/workflows/root-ci.yml b/.github/workflows/root-ci.yml
index f85abd13b5faa..fc2fcbcffdbfd 100644
--- a/.github/workflows/root-ci.yml
+++ b/.github/workflows/root-ci.yml
@@ -121,12 +121,8 @@ jobs:
         # Specify platform + optional build option overrides
         # Build options: https://root.cern/install/build_from_source/#all-build-options
         include:
-          - platform: mac14
-            arch: X64
-            overrides: ["CMAKE_CXX_STANDARD=20"]
           - platform: mac15
-            arch: ARM64
-            overrides: ["CMAKE_CXX_STANDARD=23"]
+            arch: X64
           - platform: mac26
             arch: ARM64
           - platform: mac-beta