diff --git a/cpp/src/heartbeat.cpp b/cpp/src/heartbeat.cpp
index 04c2040..7882e2b 100644
--- a/cpp/src/heartbeat.cpp
+++ b/cpp/src/heartbeat.cpp
@@ -4,7 +4,6 @@
 #include <idevice++/ffi.hpp>
 #include <idevice++/heartbeat.hpp>
 #include <idevice++/provider.hpp>
-#include <sys/_types/_u_int64_t.h>
 
 namespace IdeviceFFI {