diff --git a/docs/Features.md b/docs/Features.md
index 36afe083..1e2eb46b 100755
--- a/docs/Features.md
+++ b/docs/Features.md
@@ -139,7 +139,7 @@ represent total number of steps per second on the micro-controller.
 | Smoothieboard (LPC1769)     | 661K              | 661K              |
 | Beaglebone PRU              | 680K              | 680K              |
 | Duet2 Wifi/Eth (SAM4E8E)    | 686K              | 686K              |
-| Adafruit Metro M4 (SAMD51)  | 733K              | 733K              |
+| Adafruit Metro M4 (SAMD51)  | 733K              | 694K              |
 
 On AVR platforms, the highest achievable step rate is with just one
 stepper stepping. On the SAMD21 and STM32F103 the highest step rate is