diff --git a/ipc/chromium/src/build/build_config.h b/ipc/chromium/src/build/build_config.h
index 7a4938e06c0..dcec00db492 100644
--- a/ipc/chromium/src/build/build_config.h
+++ b/ipc/chromium/src/build/build_config.h
@@ -109,7 +109,8 @@
 #define ARCH_CPU_ALPHA 1
 #define ARCH_CPU_64_BITS 1
 #elif defined(__aarch64__)
-#define ARCH_CPU_AARCH64 1
+#define ARCH_CPU_ARM_FAMILY 1
+#define ARCH_CPU_ARM64 1
 #define ARCH_CPU_64_BITS 1
 #else
 #error Please add support for your architecture in build/build_config.h