diff --git a/install_yunohost b/install_yunohost
index b4fa1ea..76cc7bb 100755
--- a/install_yunohost
+++ b/install_yunohost
@@ -247,7 +247,7 @@ function upgrade_system() {
 
 function install_script_dependencies() {
     # dependencies of the install script itself
-    local DEPENDENCIES="lsb-release wget whiptail"
+    local DEPENDENCIES="lsb-release wget whiptail gnupg"
 
     if [[ "$AUTOMODE" == "0" ]] ;
     then