diff --git a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/targets/sdk/package.use.mask b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/targets/sdk/package.use.mask
new file mode 100644
index 0000000000..ee1e75e18a
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/targets/sdk/package.use.mask
@@ -0,0 +1,3 @@
+# hardened and sanitize are masked for arm64, cross compilers should agree
+cross-aarch64-cros-linux-gnu/gcc hardened sanitize
+cross-aarch64-cros-linux-gnu/glibc hardened