diff --git a/Makefile b/Makefile
index f1bce44..53ad450 100644
--- a/Makefile
+++ b/Makefile
@@ -513,12 +513,16 @@
 # is up-to-date. When we switch to a different board configuration, old CONFIG
 # macros are still remaining in include/config/auto.conf. Without the following
 # gimmick, wrong config.mk would be included leading nasty warnings/errors.
-autoconf_is_current := $(if $(wildcard $(KCONFIG_CONFIG)),$(shell find . \
-		-path ./include/config/auto.conf -newer $(KCONFIG_CONFIG)))
-ifneq ($(autoconf_is_current),)
+ifneq ($(wildcard $(KCONFIG_CONFIG)),)
+ifneq ($(wildcard include/config/auto.conf),)
+autoconf_is_old := $(shell find . -path ./$(KCONFIG_CONFIG) -newer \
+						include/config/auto.conf)
+ifeq ($(autoconf_is_old),)
 include $(srctree)/config.mk
 include $(srctree)/arch/$(ARCH)/Makefile
 endif
+endif
+endif
 
 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
 # that (or fail if absent).  Otherwise, search for a linker script in a