diff --git a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/targets/sdk/make.defaults b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/targets/sdk/make.defaults
index 84da663059..444b093ec8 100644
--- a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/targets/sdk/make.defaults
+++ b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/targets/sdk/make.defaults
@@ -8,13 +8,10 @@ CROS_SDK_HOST="cros-sdk-host"
 GRUB_PLATFORMS="efi-64 pc xen"
 
 # Enable CPU architectures needed by Rust builds
-LLVM_TARGETS="X86 AArch64"
+LLVM_TARGETS="X86"
 
 # Both x86_64 and i386 targets are required for grub testing
-QEMU_SOFTMMU_TARGETS="x86_64 i386 aarch64"
-
-# For cross build support.
-QEMU_USER_TARGETS="aarch64"
+QEMU_SOFTMMU_TARGETS="x86_64 i386"
 
 # Disable ccache in the SDK so it stops randomly breaking catalyst.
 FEATURES="-ccache"