diff --git a/src/tusb_option.h b/src/tusb_option.h
index 39394028..b1ce6276 100644
--- a/src/tusb_option.h
+++ b/src/tusb_option.h
@@ -237,6 +237,10 @@
   #define CFG_TUD_BTH             0
 #endif
 
+#ifndef CFG_TUD_NCM
+  #define CFG_TUD_NCM             0
+#endif
+
 //--------------------------------------------------------------------
 // HOST OPTIONS
 //--------------------------------------------------------------------