diff --git a/src/main/target/common_post.h b/src/main/target/common_post.h
index a09735cc14..03ebceefc3 100644
--- a/src/main/target/common_post.h
+++ b/src/main/target/common_post.h
@@ -197,6 +197,7 @@
 
 #if !defined(USE_SERIALRX)
 #undef USE_SERIALRX_CRSF
+#undef USE_SERIALRX_GHST
 #undef USE_SERIALRX_IBUS
 #undef USE_SERIALRX_JETIEXBUS
 #undef USE_SERIALRX_SBUS