diff --git a/src/BuildOpt.h b/src/BuildOpt.h
index 6c35a902..128450e6 100644
--- a/src/BuildOpt.h
+++ b/src/BuildOpt.h
@@ -70,7 +70,7 @@
   //#define RADIOLIB_EXCLUDE_SX126X
   //#define RADIOLIB_EXCLUDE_SX128X
   //#define RADIOLIB_EXCLUDE_XBEE
-  #define RADIOLIB_EXCLUDE_AFSK
+  //#define RADIOLIB_EXCLUDE_AFSK
   //#define RADIOLIB_EXCLUDE_AX25
   //#define RADIOLIB_EXCLUDE_HELLSCHREIBER
   //#define RADIOLIB_EXCLUDE_HTTP