diff --git a/src/hidpp10.c b/src/hidpp10.c
index feb7c9d7..1db0b4ca 100644
--- a/src/hidpp10.c
+++ b/src/hidpp10.c
@@ -409,7 +409,7 @@ hidpp10_get_current_resolution(struct hidpp10_device *dev,
 }
 
 /* -------------------------------------------------------------------------- */
-/* 0x64: Device Firmware Information                                          */
+/* 0x64: USB Refresh Rate                                                     */
 /* -------------------------------------------------------------------------- */
 #define __CMD_USB_REFRESH_RATE			0x64
 
diff --git a/src/hidpp10.h b/src/hidpp10.h
index a829ac30..fb67af12 100644
--- a/src/hidpp10.h
+++ b/src/hidpp10.h
@@ -145,7 +145,7 @@ hidpp10_get_current_resolution(struct hidpp10_device *dev,
 			       uint16_t *xres, uint16_t *yres);
 
 /* -------------------------------------------------------------------------- */
-/* 0x64: Device Firmware Information                                          */
+/* 0x64: USB Refresh Rate                                                     */
 /* -------------------------------------------------------------------------- */
 int
 hidpp10_get_usb_refresh_rate(struct hidpp10_device *dev,