--- a/src/Configuration.h	Sun May 23 15:46:54 2021 +0200
+++ b/src/Configuration.h	Sun May 23 15:51:43 2021 +0200
@@ -39,12 +39,15 @@
 	RelationConfiguration() {
 	}
 
+	RelationConfiguration(relpipe::common::type::StringX relation, MODE mode) : relation(relation), relationPattern(std::wregex(relation)), mode(mode) {
+	}
+
 	virtual ~RelationConfiguration() {
 	}
 
 	relpipe::common::type::StringX relation;
 	std::wregex relationPattern;
-	MODE mode;
+	MODE mode = MODE::AUTO;
 };
 
 class Configuration {