diff --git a/docs/Features.md b/docs/Features.md
index 69700df69..0cda4a5af 100644
--- a/docs/Features.md
+++ b/docs/Features.md
@@ -25,7 +25,7 @@ Klipper has several compelling features:
   is stored in a standard config file which can be easily edited. This
   makes it easier to setup and maintain the hardware.
 
-* Portable code. Klipper works on both ARM and AVR
+* Portable code. Klipper works on ARM, AVR, and PRU based
   micro-controllers. Existing "reprap" style printers can run Klipper
   without hardware modification - just add a Raspberry Pi. Klipper's
   internal code layout makes it easier to support other
@@ -89,15 +89,15 @@ Step Benchmarks
 Below are the results of stepper performance tests. The numbers shown
 represent total number of steps per second on the micro-controller.
 
-| Micro-controller  | Fastest step rate | 3 steppers active |
-| ----------------- | ----------------- | ----------------- |
-| 16Mhz AVR         | 151K              | 100K              |
-| 20Mhz AVR         | 189K              | 125K              |
-| STM32F103         | 340K              | 300K              |
-| Arduino Due (ARM) | 382K              | 337K              |
-| LPC1768 (100Mhz)  | 385K              | 385K              |
-| LPC1769 (120Mhz)  | 462K              | 462K              |
-| Beaglebone PRU    | 689K              | 689K              |
+| Micro-controller            | Fastest step rate | 3 steppers active |
+| --------------------------- | ----------------- | ----------------- |
+| 16Mhz AVR                   | 151K              | 100K              |
+| 20Mhz AVR                   | 189K              | 125K              |
+| STM32F103                   | 340K              | 300K              |
+| Arduino Due (ARM SAM3X8E)   | 382K              | 337K              |
+| Smoothieboard (ARM LPC1768) | 385K              | 385K              |
+| Smoothieboard (ARM LPC1769) | 462K              | 462K              |
+| Beaglebone PRU              | 689K              | 689K              |
 
 On AVR platforms, the highest achievable step rate is with just one
 stepper stepping. On the STM32F103 and Due, the highest step rate is
diff --git a/docs/Installation.md b/docs/Installation.md
index 76c74f764..2c8e573e2 100644
--- a/docs/Installation.md
+++ b/docs/Installation.md
@@ -6,8 +6,8 @@ Raspberry Pi 2 or Raspberry Pi 3 computer be used as the host machine
 for other machines).
 
 Klipper currently supports Atmel ATmega based micro-controllers,
-Arduino Due (Atmel SAM3x8e ARM micro-controller), and
-[Beaglebone PRU](beaglebone.md) based printers.
+Arduino Due (Atmel SAM3x8e ARM micro-controller), Smoothieboard (ARM
+LPC176x), and [Beaglebone PRU](beaglebone.md) based printers.
 
 Prepping an OS image
 ====================