diff --git a/Adafruit_SPIDevice.cpp b/Adafruit_SPIDevice.cpp
index 4f6eca9..55298f7 100644
--- a/Adafruit_SPIDevice.cpp
+++ b/Adafruit_SPIDevice.cpp
@@ -296,7 +296,8 @@ void Adafruit_SPIDevice::endTransaction(void) {
  * writes
  */
 bool Adafruit_SPIDevice::write(const uint8_t *buffer, size_t len,
-                               const uint8_t *prefix_buffer, size_t prefix_len) {
+                               const uint8_t *prefix_buffer,
+                               size_t prefix_len) {
   if (_spi) {
     _spi->beginTransaction(*_spiSetting);
   }
diff --git a/Adafruit_SPIDevice.h b/Adafruit_SPIDevice.h
index a6bf462..7fe0999 100644
--- a/Adafruit_SPIDevice.h
+++ b/Adafruit_SPIDevice.h
@@ -77,8 +77,8 @@ public:
 
   bool begin(void);
   bool read(uint8_t *buffer, size_t len, uint8_t sendvalue = 0xFF);
-  bool write(const uint8_t *buffer, size_t len, const uint8_t *prefix_buffer = NULL,
-             size_t prefix_len = 0);
+  bool write(const uint8_t *buffer, size_t len,
+             const uint8_t *prefix_buffer = NULL, size_t prefix_len = 0);
   bool write_then_read(const uint8_t *write_buffer, size_t write_len,
                        uint8_t *read_buffer, size_t read_len,
                        uint8_t sendvalue = 0xFF);