diff --git a/src/BuildOpt.h b/src/BuildOpt.h
index 8bded0cc..cf219cfd 100644
--- a/src/BuildOpt.h
+++ b/src/BuildOpt.h
@@ -273,8 +273,6 @@
   #include <algorithm>
   #include <stdint.h>
 
-  typedef uint8_t byte;
-
   using std::max;
   using std::min;
 #endif
diff --git a/src/protocols/Morse/Morse.cpp b/src/protocols/Morse/Morse.cpp
index da5b57ff..afbb03a7 100644
--- a/src/protocols/Morse/Morse.cpp
+++ b/src/protocols/Morse/Morse.cpp
@@ -58,7 +58,7 @@ char MorseClient::decode(uint8_t symbol, uint8_t len) {
 }
 
 #if !defined(RADIOLIB_EXCLUDE_AFSK)
-int MorseClient::read(byte* symbol, byte* len, float low, float high) {
+int MorseClient::read(uint8_t* symbol, uint8_t* len, float low, float high) {
   Module* mod = _phy->getMod();
 
   // measure pulse duration in us
diff --git a/src/protocols/Morse/Morse.h b/src/protocols/Morse/Morse.h
index fe60cc7c..3f0fc5cb 100644
--- a/src/protocols/Morse/Morse.h
+++ b/src/protocols/Morse/Morse.h
@@ -153,7 +153,7 @@ class MorseClient {
       \returns 0 if not enough symbols were decoded, 1 if inter-character space was detected, 2 if inter-word space was detected.
     */
     #if !defined(RADIOLIB_EXCLUDE_AFSK)
-    int read(byte* symbol, byte* len, float low = 0.75f, float high = 1.25f);
+    int read(uint8_t* symbol, uint8_t* len, float low = 0.75f, float high = 1.25f);
     #endif
 
     size_t write(const char* str);