diff --git a/src/main/drivers/pwm_output.c b/src/main/drivers/pwm_output.c
index 708c647028..93378b6251 100644
--- a/src/main/drivers/pwm_output.c
+++ b/src/main/drivers/pwm_output.c
@@ -28,12 +28,12 @@
 #include "timer.h"
 #include "drivers/pwm_output.h"
 
-static pwmWriteFunc *pwmWrite;
+static pwmWriteFn *pwmWrite;
 static pwmOutputPort_t motors[MAX_SUPPORTED_MOTORS];
-static pwmCompleteWriteFunc *pwmCompleteWrite = NULL;
+static pwmCompleteWriteFn *pwmCompleteWrite = NULL;
 
 #ifdef USE_DSHOT
-loadDmaBufferFunc *loadDmaBuffer;
+loadDmaBufferFn *loadDmaBuffer;
 #endif
 
 #ifdef USE_SERVOS
diff --git a/src/main/drivers/pwm_output.h b/src/main/drivers/pwm_output.h
index d1adea22af..7b91941dae 100644
--- a/src/main/drivers/pwm_output.h
+++ b/src/main/drivers/pwm_output.h
@@ -120,8 +120,8 @@ typedef struct {
 motorDmaOutput_t *getMotorDmaOutput(uint8_t index);
 
 struct timerHardware_s;
-typedef void pwmWriteFunc(uint8_t index, float value);  // function pointer used to write motors
-typedef void pwmCompleteWriteFunc(uint8_t motorCount);   // function pointer used after motors are written
+typedef void pwmWriteFn(uint8_t index, float value);  // function pointer used to write motors
+typedef void pwmCompleteWriteFn(uint8_t motorCount);   // function pointer used after motors are written
 
 typedef struct {
     volatile timCCR_t *ccr;
@@ -161,11 +161,11 @@ void pwmServoConfig(const struct timerHardware_s *timerHardware, uint8_t servoIn
 bool isMotorProtocolDshot(void);
 
 #ifdef USE_DSHOT
-typedef uint8_t loadDmaBufferFunc(motorDmaOutput_t *const motor, uint16_t packet);  // function pointer used to encode a digital motor value into the DMA buffer representation
+typedef uint8_t loadDmaBufferFn(motorDmaOutput_t *const motor, uint16_t packet);  // function pointer used to encode a digital motor value into the DMA buffer representation
 
 uint16_t prepareDshotPacket(motorDmaOutput_t *const motor, uint16_t value);
 
-extern loadDmaBufferFunc *loadDmaBuffer;
+extern loadDmaBufferFn *loadDmaBuffer;
 
 uint32_t getDshotHz(motorPwmProtocolTypes_e pwmProtocolType);
 void pwmWriteDshotCommand(uint8_t index, uint8_t command);