diff --git a/scripts/install b/scripts/install
index 829f4a6..b25f23c 100644
--- a/scripts/install
+++ b/scripts/install
@@ -87,7 +87,7 @@ source $install_dir/.env
 
 ynh_script_progression --message="Configuring Bonfire release..." --weight=1
 cd $install_dir
-ynh_exec_warn "mix local.hex --force && just config" # install Hex in non-interractive way
+ynh_exec_warn ynh_exec_as $app -s $SHELL -lc "mix local.hex --force && just config" # install Hex in non-interractive way
 ynh_exec_warn_less cat .env
 
 #=================================================