diff --git a/gnu-efi-3.0/Make.defaults b/gnu-efi-3.0/Make.defaults
index ac24147..807205d 100644
--- a/gnu-efi-3.0/Make.defaults
+++ b/gnu-efi-3.0/Make.defaults
@@ -63,7 +63,12 @@ OBJCOPY      := $(prefix)$(CROSS_COMPILE)objcopy
 # Host/target identification
 OS           := $(shell uname -s)
 HOSTARCH     := $(shell $(HOSTCC) -dumpmachine | cut -f1 -d- | sed s,i[3456789]86,ia32,)
-ARCH         := $(shell $(CC) -dumpmachine | cut -f1 -d-| sed s,i[3456789]86,ia32,)
+ARCH         := $(HOSTARCH)
+
+# Get ARCH from the compiler if cross compiling 
+ifneq ($(CROSS_COMPILE),)
+  override ARCH := $(shell $(CC) -dumpmachine | cut -f1 -d-| sed s,i[3456789]86,ia32,)
+endif
 
 # FreeBSD (and possibly others) reports amd64 instead of x86_64
 ifeq ($(ARCH),amd64)