diff --git a/src/main/target/common_post.h b/src/main/target/common_post.h
index ad3560c785..c9fdaf3bd2 100644
--- a/src/main/target/common_post.h
+++ b/src/main/target/common_post.h
@@ -267,3 +267,8 @@
 #undef USE_GPS_RESCUE
 #undef USE_ACRO_TRAINER
 #endif
+
+#ifndef USE_BEEPER
+#undef BEEPER_PIN
+#undef BEEPER_PWM_HZ
+#endif