diff --git a/src/trigger.hpp b/src/trigger.hpp
index b7ef182..6bd2556 100644
--- a/src/trigger.hpp
+++ b/src/trigger.hpp
@@ -45,6 +45,10 @@
     bool storeConfiguration() const;
 
   private:
+    std::vector<LabeledSensorInfo> getLabeledSensorInfo() const;
+    std::vector<LabeledThresholdParam> getLabeledThresholds() const;
+    bool isDiscreate() const;
+
     std::string id;
     std::string name;
     std::vector<TriggerAction> triggerActions;