diff --git a/src/main/common/printf.c b/src/main/common/printf.c
index 46e5b3902c..50d986bc1c 100644
--- a/src/main/common/printf.c
+++ b/src/main/common/printf.c
@@ -185,7 +185,7 @@ static void _putc(void *p, char c)
     serialWrite(printfSerialPort, c);
 }
 
-void initPrintfSupport(void)
+void printfSupportInit(void)
 {
     init_printf(NULL, _putc);
 }
@@ -201,7 +201,7 @@ int fputc(int c, FILE *f)
     return c;
 }
 
-void initPrintfSupport(serialPort_t *serialPort)
+void printfSupportInit(void)
 {
     // Nothing to do
 }
diff --git a/src/main/main.c b/src/main/main.c
index 38b0ded3c6..b0d882eb43 100644
--- a/src/main/main.c
+++ b/src/main/main.c
@@ -91,7 +91,7 @@ serialPort_t *loopbackPort;
 
 failsafe_t *failsafe;
 
-void initPrintfSupport(void);
+void printfSupportInit(void);
 void timerInit(void);
 void telemetryInit(void);
 void serialInit(serialConfig_t *initialSerialConfig);
@@ -125,7 +125,7 @@ void init(void)
     drv_pwm_config_t pwm_params;
     bool sensorsOK = false;
 
-    initPrintfSupport();
+    printfSupportInit();
 
     initEEPROM();