diff --git a/hikey.mk b/hikey.mk
index 31a0a413a5456102139abe742585bed04b492b3e..ffaaf4a5569aa55c7c4b3008f2deb64a3a78bd1b 100644
--- a/hikey.mk
+++ b/hikey.mk
@@ -118,7 +118,7 @@ ifeq ($(EDK2_CONSOLE_UART),0)
 endif
 
 define edk2-call
-	$(EDK2_TOOLCHAIN)_$(EDK2_ARCH)_PREFIX=$(LEGACY_AARCH64_CROSS_COMPILE) \
+	$(EDK2_TOOLCHAIN)_$(EDK2_ARCH)_PREFIX=$(AARCH64_CROSS_COMPILE) \
 	build -n `getconf _NPROCESSORS_ONLN` -a $(EDK2_ARCH) \
 		-t $(EDK2_TOOLCHAIN) -p $(EDK2_DSC) \
 		-b $(EDK2_BUILD) $(EDK2_BUILDFLAGS)