diff --git a/.github/workflows/root-ci.yml b/.github/workflows/root-ci.yml
index b976e88481575..81812d08d616a 100644
--- a/.github/workflows/root-ci.yml
+++ b/.github/workflows/root-ci.yml
@@ -103,7 +103,7 @@ jobs:
             arch: ARM64
             overrides: ["LLVM_ENABLE_ASSERTIONS=On", "CMAKE_CXX_STANDARD=20"]
           - platform: mac-beta
-            arch: X86
+            arch: X64
             overrides: ["LLVM_ENABLE_ASSERTIONS=On", "CMAKE_CXX_STANDARD=20"]
 
     runs-on: # Using '[self-hosted, ..., ...]' does not work for some reason :)