diff --git a/documentation/asciidoc/accessories/audio/getting_started.adoc b/documentation/asciidoc/accessories/audio/getting_started.adoc
index 10a8729b2..df5d0717f 100644
--- a/documentation/asciidoc/accessories/audio/getting_started.adoc
+++ b/documentation/asciidoc/accessories/audio/getting_started.adoc
@@ -15,7 +15,7 @@ For this project, any small passive speaker should be sufficient. We're using on
 image::images/wiring.jpg[width="80%"]
 //Note - BRIAN TO ADD LABELS TO THIS PHOTO - GPIO 27, +5V, and Ground x2.
 
-Use a small flat-head screwdriver to attach your speaker to the screw terminals. For the additional push button, solder the button wires directly to the Codec Zero pads as indicated, using GPIO pin 27 and Ground for the switch, and +5V and Ground for the LED, if necessary. 
+Use a small flat-head screwdriver to attach your speaker to the screw terminals. For the additional push button, solder the button wires directly to the Codec Zero pads as indicated, using GPIO pin 27 and Ground for the switch, and +3.3V and Ground for the LED, if necessary. 
 
 === Setting up your Raspberry Pi
 
diff --git a/documentation/asciidoc/computers/compute-module/cm-emmc-flashing.adoc b/documentation/asciidoc/computers/compute-module/cm-emmc-flashing.adoc
index 57c74e66f..e93b31503 100644
--- a/documentation/asciidoc/computers/compute-module/cm-emmc-flashing.adoc
+++ b/documentation/asciidoc/computers/compute-module/cm-emmc-flashing.adoc
@@ -36,7 +36,7 @@ Under Windows, an installer is available to install the required drivers and boo
 
 ==== Windows Installer
 
-For those who just want to enable the Compute Module eMMC as a mass storage device under Windows, the stand-alone installer is the recommended option. This installer has been tested on Windows 10 32-bit and 64-bit, and Windows XP 32-bit.
+For those who just want to enable the Compute Module eMMC as a mass storage device under Windows, the stand-alone installer is the recommended option. This installer has been tested on Windows 10 64-bit.
 
 Please ensure you are not writing to any USB devices whilst the installer is running.