diff --git a/Makefile.inc b/Makefile.inc
index 6b1c45c..654b366 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -337,7 +337,7 @@
 # arg1: C source file
 # arg2: binary file
 cbfs-files-processor-struct= \
-	$(eval $(2): $(1) $(obj)/build.h $(KCONFIG_AUTOHEADER); \
+	$(eval $(2): $(1) $(obj)/build.h $(obj)/fmap_config.h $(KCONFIG_AUTOHEADER); \
 		printf "    CC+STRIP   $(1)\n"; \
 		$(CC_ramstage) -MMD $(CPPFLAGS_ramstage) $(CFLAGS_ramstage) --param asan-globals=0 $$(ramstage-c-ccopts) -include $(KCONFIG_AUTOHEADER) -MT $(2) -o $(2).tmp -c $(1) && \
 		$(OBJCOPY_ramstage) -O binary --set-section-flags .bss*=alloc,contents,load $(2).tmp $(2); \