diff --git a/platform/drivers/ana/best2300p/analog_best2300p.c b/platform/drivers/ana/best2300p/analog_best2300p.c
index 3db50ec..81a9096 100644
--- a/platform/drivers/ana/best2300p/analog_best2300p.c
+++ b/platform/drivers/ana/best2300p/analog_best2300p.c
@@ -123,6 +123,7 @@
 #endif
 
 #ifndef ANC_VMIC_CFG
+#warning "No ANC VMIC configured"
 #define ANC_VMIC_CFG (AUD_VMIC_MAP_VMIC1)
 #endif