diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 21dd9d779..aa1b75573 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -144,7 +144,7 @@ libretro-build-osx-arm64:
     - .libretro-osx-arm64-make-default
     - .core-defs-osx
   script:
-    - make -C ${MAKEFILE_PATH} -f ${MAKEFILE} -j$NUMPROC platform=macos target=libretro binary=library local=false openmp=false compiler="c++ -std=c++17 -stdlib=libc++ -target ${LIBRETRO_APPLE_PLATFORM} -isysroot ${LIBRETRO_APPLE_ISYSROOT}"
+    - make -C ${MAKEFILE_PATH} -f ${MAKEFILE} -j$NUMPROC platform=macos target=libretro binary=library local=false openmp=false compiler="c++ -std=c++17 -stdlib=libc++ -target ${LIBRETRO_APPLE_PLATFORM} -isysroot $(xcodebuild -version -sdk macosx  Path)"
 
 ################################### CELLULAR #################################
 # Android ARMv7a