diff --git a/src/mirrors_config.vala b/src/mirrors_config.vala
index 69f2273..a14eec7 100644
--- a/src/mirrors_config.vala
+++ b/src/mirrors_config.vala
@@ -19,6 +19,7 @@
 
 namespace Pamac {
 	class MirrorsConfig {
+		Transaction transaction;
 		AlpmPackage pkg = transaction.find_installed_satisfier ("pacman-mirrors");
 		string conf_path;
 		GLib.List<string> _countries ;