diff --git a/imager/README.txt b/imager/README.txt
index e6a043e..53ba6d4 100644
--- a/imager/README.txt
+++ b/imager/README.txt
@@ -17,7 +17,7 @@ the bootloader.
 The easiest method for creating EEPROM rescue images, and formatting SD 
 cards, is to use Raspberry Pi Imager from https://raspberrypi.com/software.
 Raspberry Pi Imager provides a GUI for downloading the latest version of 
-this rescue image and flashing it to an SD card.
+this rescue image and flashing it to a spare SD card.
 
 Alternatively, copy the contents of this zip file to a blank
 FAT formatted SD card. The FAT partition must be < 32 GB.