diff --git a/doc/ADMIN.md b/doc/ADMIN.md
index 1a8f714..d12e1d6 100644
--- a/doc/ADMIN.md
+++ b/doc/ADMIN.md
@@ -1 +1,3 @@
 If you want to use Ghost's CLI, run `sudo yunohost app shell __APP__` in a terminal to load the proper environment.
+
+Emails such as newsletters will be sent out from `noreply@__DOMAIN__`. Do not change this setting in Ghost's administration interface, it will not work.
diff --git a/manifest.toml b/manifest.toml
index 54fb368..fc42627 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -50,6 +50,7 @@ ram.runtime = "1G"
 
     [resources.system_user]
     allow_email = true
+    mail_user = "noreply"
 
     [resources.install_dir]
 
diff --git a/scripts/install b/scripts/install
index 96dd6af..210c2e7 100644
--- a/scripts/install
+++ b/scripts/install
@@ -47,7 +47,8 @@ popd
 # Make sure the configuration is correct
 pushd $install_dir/ghost
         ynh_exec_as $app $ynh_node_load_PATH $install_dir/node_modules/ghost-cli/bin/ghost config \
-                --port $port --process local
+                --port $port --process local \
+                --mail SMTP --mailuser noreply@$domain --mailpass $mail_pwd --mailhost 127.0.0.1 --mailport 25
 popd
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index be0e228..bfb99d2 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -111,7 +111,8 @@ fi
 # Make sure the configuration is correct
 pushd $install_dir/ghost
 	ynh_exec_as $app $ynh_node_load_PATH $install_dir/node_modules/ghost-cli/bin/ghost config \
-		--port $port --process local
+		--port $port --process local \
+                --mail SMTP --mailuser noreply@$domain --mailpass $mail_pwd --mailhost 127.0.0.1 --mailport 25
 popd
 
 # Cleanup cache