diff --git a/dindexer.yml b/dindexer.yml
index 0f1330f..4d084c3 100644
--- a/dindexer.yml
+++ b/dindexer.yml
@@ -2,9 +2,10 @@
 ---
 backend_name: postgresql
 postgresql_settings:
-    username: your_username
-    password: your_password
-    dbname: dindexer
-    port: 5432
-    address: 200.100.200.100
+    connection:
+        username: your_username
+        password: your_password
+        dbname: dindexer
+        port: 5432
+        address: 200.100.200.100
 backend_paths: path to your build_dir/src/backend
diff --git a/src/backends/postgresql/backend_postgresql.cpp b/src/backends/postgresql/backend_postgresql.cpp
index 933a9ce..3d31c05 100644
--- a/src/backends/postgresql/backend_postgresql.cpp
+++ b/src/backends/postgresql/backend_postgresql.cpp
@@ -167,7 +167,8 @@ extern "C" dindb::Backend* dindexer_create_backend (const YAML::Node* parConfig)
 	if (not parConfig)
 		return nullptr;
 
-	auto config = parConfig->as<dindb::PostgreConnectionSettings>();
+	auto& config_node = *parConfig;
+	auto config = config_node["connection"].as<dindb::PostgreConnectionSettings>();
 	return new dindb::BackendPostgreSql(
 		std::move(config.username),
 		std::move(config.password),