diff --git a/src/types/milliseconds.hpp b/src/types/milliseconds.hpp
new file mode 100644
index 0000000..6de2c2b
--- /dev/null
+++ b/src/types/milliseconds.hpp
@@ -0,0 +1,5 @@
+#pragma once
+
+#include <chrono>
+
+using Milliseconds = std::chrono::duration<uint64_t, std::milli>;