event: Don't need memory
diff --git a/src/sdeventplus/event.hpp b/src/sdeventplus/event.hpp
index 3cde1d5..9c72de2 100644
--- a/src/sdeventplus/event.hpp
+++ b/src/sdeventplus/event.hpp
@@ -1,6 +1,5 @@
 #pragma once
 
-#include <memory>
 #include <sdeventplus/internal/sdevent.hpp>
 #include <sdeventplus/internal/sdref.hpp>
 #include <systemd/sd-event.h>