diff --git a/Create-DevTerm-CM3-OS-image-from-scratch.md b/Create-DevTerm-CM3-OS-image-from-scratch.md
index 44bf9a6..d492581 100644
--- a/Create-DevTerm-CM3-OS-image-from-scratch.md
+++ b/Create-DevTerm-CM3-OS-image-from-scratch.md
@@ -25,7 +25,7 @@ sudo chroot .
 
 ## Inside chroot 
 ```
-wget -O - https://raw.githubusercontent.com/clockworkpi/apt/main/debian/KEY.gpg | sudo apt-key add -
+curl https://raw.githubusercontent.com/clockworkpi/apt/main/debian/KEY.gpg | sudo tee /etc/apt/trusted.gpg.d/clockworkpi.asc
 
 echo "deb https://raw.githubusercontent.com/clockworkpi/apt/main/debian/ stable main" | sudo tee -a /etc/apt/sources.list.d/clockworkpi.list