diff --git a/src/protocols/BellModem/BellModem.cpp b/src/protocols/BellModem/BellModem.cpp
index 087bde17..8d08943e 100644
--- a/src/protocols/BellModem/BellModem.cpp
+++ b/src/protocols/BellModem/BellModem.cpp
@@ -1,5 +1,5 @@
 #include "BellModem.h"
-#if !defined(RADIOLIB_EXCLUDE_BELL)
+#if !RADIOLIB_EXCLUDE_BELL
 
 const struct BellModem_t Bell101 {
   .freqMark = 1270,
diff --git a/src/protocols/BellModem/BellModem.h b/src/protocols/BellModem/BellModem.h
index 13ab7106..b98479e4 100644
--- a/src/protocols/BellModem/BellModem.h
+++ b/src/protocols/BellModem/BellModem.h
@@ -7,7 +7,7 @@
 #include "../../ArduinoHal.h"
 #endif
 
-#if !defined(RADIOLIB_EXCLUDE_BELL)
+#if !RADIOLIB_EXCLUDE_BELL
 
 #include "../PhysicalLayer/PhysicalLayer.h"
 #include "../AFSK/AFSK.h"
@@ -116,7 +116,7 @@ class BellClient: public AFSKClient, public RadioLibPrint {
     */
     int16_t standby();
 
-#if !defined(RADIOLIB_GODMODE)
+#if !RADIOLIB_GODMODE
   private:
 #endif
     BellModem_t modemType;