diff --git a/spectrum_manager/src/managerconfig.h b/spectrum_manager/src/managerconfig.h
index 933843c383e0344839ffbe515c5588e55aeae765..48ca15b81007b64ede87466f51fa740d7ce50051 100644
--- a/spectrum_manager/src/managerconfig.h
+++ b/spectrum_manager/src/managerconfig.h
@@ -68,6 +68,10 @@ class ManagerConfig {
 			return m_variables[key];
 		}
 
+		bool hasKey(const std::string &key) {
+			return m_variables.find(key) != m_variables.end();
+		}
+
 		/// Returns path to config file from which data were loaded.
 		const std::string &getManagerConfigFile() { return m_file; }