diff --git a/.github/workflows/root-ci-config/build_root.py b/.github/workflows/root-ci-config/build_root.py
index 42e961957873a..42e8c445af22d 100755
--- a/.github/workflows/root-ci-config/build_root.py
+++ b/.github/workflows/root-ci-config/build_root.py
@@ -319,6 +319,9 @@ 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 ea862adbd8042..e31b8a8d77b2e 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_cppzmq=ON
 builtin_davix=ON
diff --git a/.github/workflows/root-ci.yml b/.github/workflows/root-ci.yml
index 1e765dfa5beb3..28a9092041b7a 100644
--- a/.github/workflows/root-ci.yml
+++ b/.github/workflows/root-ci.yml
@@ -103,12 +103,8 @@ jobs:
         # Common configs: {Release,Debug,RelWithDebInfo)
         # 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