diff --git a/build.config.aarch64 b/build.config.aarch64
index 0b9adb9811ce..28484f083669 100644
--- a/build.config.aarch64
+++ b/build.config.aarch64
@@ -2,6 +2,7 @@ ARCH=arm64
 
 LLVM_IAS=1
 CROSS_COMPILE=aarch64-linux-gnu-
+CROSS_COMPILE_COMPAT=arm-linux-gnueabi-
 LINUX_GCC_CROSS_COMPILE_PREBUILTS_BIN=prebuilts/gas/linux-x86
 
 MAKE_GOALS="