diff --git a/src/util/event_handler.h b/src/util/event_handler.h
index cabbca4c9..b3bbc8438 100644
--- a/src/util/event_handler.h
+++ b/src/util/event_handler.h
@@ -28,9 +28,8 @@ enum event_handler_caller_t {
 
 class event_handler {
 protected:
-    event_handler_caller_t m_caller_id;
+    event_handler_caller_t m_caller_id = UNSET_EH_CALLER;
 public:
-    event_handler(): m_caller_id(UNSET_EH_CALLER) {}
     virtual ~event_handler() = default;
     virtual void operator()(event_handler_caller_t caller_id) = 0;
     event_handler_caller_t caller_id() const { return m_caller_id; }