diff --git a/manifest.toml b/manifest.toml
index 70a3a08..f546830 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -102,8 +102,12 @@ ram.runtime = "500M"
     [resources.permissions]
     main.url = "/"
 
+    [resources.database]
+    # This will automatically provision/deprovison a MySQL DB and store the corresponding credentials in settings $db_user, $db_name, $db_pwd
+    type = "postgresql"
+
     [resources.apt]
-    packages = "postgresql npm"
+    packages = "erlang-dev erlang-parsetools postgresql npm"
 
     ##### (this part is optional and corresponds to the legacy ynh_install_extra_app_dependencies helper)