diff --git a/INSTALL.md b/INSTALL.md
index 6cc444cf..644f7ebe 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -10,7 +10,7 @@ Do the usual update and upgrade:
 # apt update
 # apt upgrade
 ``` 
-**Note:** If you are following this guide for the Raspberry Pi, it is a good idea to update to update to the Raspian release of October 2018 or later, as a number of improvements have been made to the built-in DAC.
+**Note:** If you are following this guide for the Raspberry Pi, it is a good idea to update to the Raspian release of October 2018 or later, as a number of improvements have been made to the built-in DAC.
 
 (Separately, if you haven't done so already, consider using the `raspi-config` tool to expand the file system to use the entire card.)