diff --git a/src/mainboard/amd/birman/Makefile.inc b/src/mainboard/amd/birman/Makefile.inc
index e214337..c60bf9c 100644
--- a/src/mainboard/amd/birman/Makefile.inc
+++ b/src/mainboard/amd/birman/Makefile.inc
@@ -14,9 +14,15 @@
 APCB_SOURCES = $(MAINBOARD_BLOBS_DIR)/APCB_Updatable.bin
 APCB_SOURCES_RECOVERY = $(MAINBOARD_BLOBS_DIR)/APCB_DefaultRecovery.bin
 else
-$(info APCB sources not found. Skipping APCB. The resulting image won't boot.)
+files_added:: warn_no_apcb
 endif
 
+PHONY+=warn_no_apcb
+warn_no_apcb:
+	printf "\n\t** WARNING **\n"
+	printf "coreboot has been built without an APCB.\n"
+	printf "This image will not boot.\n\n"
+
 ifeq ($(CONFIG_BIRMAN_HAVE_MCHP_FW),y)
 $(call add_intermediate, add_mchp_fw)
 	$(CBFSTOOL) $(obj)/coreboot.pre write -r EC -f $(CONFIG_BIRMAN_MCHP_SIG_FILE) --fill-upward