diff --git a/configs/macos/mozconfig b/configs/macos/mozconfig
index bcf0ccd23..d343d538d 100644
--- a/configs/macos/mozconfig
+++ b/configs/macos/mozconfig
@@ -16,10 +16,10 @@ if test "$SURFER_COMPAT" = "true"; then
     ac_add_options --enable-wasm-avx
     ac_add_options --enable-optimize="-march=nehalem -mtune=haswell -O3 -w"
 
-    export CFLAGS="-O3 -march=x86-64-v3"
-    export CPPFLAGS="-O3 -march=x86-64-v3"
-    export CXXFLAGS="-O3 -march=x86-64-v3"
-    export LDFLAGS="-Wl,-O3 -march=x86-64-v3"
+    export CFLAGS="-O3 -march=nehalem"
+    export CPPFLAGS="-O3 -march=nehalem"
+    export CXXFLAGS="-O3 -march=nehalem"
+    export LDFLAGS="-Wl,-O3 -march=nehalem"
     export RUSTFLAGS="-Ctarget-cpu=nehalem -C codegen-units=1"
 else
     ac_add_options --target=aarch64-apple-darwin