diff --git a/Makefile b/Makefile
index 4d9037d..aa3d5ab 100644
--- a/Makefile
+++ b/Makefile
@@ -11,7 +11,7 @@ download_extra:
 
 install_buildenv:
 	# Install packages required to build the image
-	sudo apt install live-build make build-essential wget git xmlstarlet unzip colordiff shellcheck apt-transport-https rename ovmf rsync python3-venv
+	sudo apt install live-build make build-essential wget git xmlstarlet unzip colordiff shellcheck apt-transport-https rename ovmf rsync python3-venv gnupg
 
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