diff --git a/patch/README.md b/patch/README.md
index 9d40990..8a75ad8 100644
--- a/patch/README.md
+++ b/patch/README.md
@@ -13,7 +13,7 @@ This patch is for testing purposes only. It will echo "This is a test patch" to
 This patch will install FLMSG 4.0.19 which as of 06AUG2021 will not compile on the Pi with the current Build a Pi code. This patch takes ~20 minutes to complete.
 
 # hamlib4.3-20210905
-This patch will install the latest version of libusb-1.0 and hamlib 4.3. See https://github.com/km4ack/pi-build/issues/296 This patch take ~30 minutes to complete.
+Backup your pi before installing this patch! This patch will install the latest version of libusb-1.0 and hamlib 4.3. See https://github.com/km4ack/pi-build/issues/296 This patch take ~30 minutes to complete.
 
 Last Edit 01SEPT2021