diff --git a/inc/lift/http.hpp b/inc/lift/http.hpp
index b7a8594..8f2c6c4 100644
--- a/inc/lift/http.hpp
+++ b/inc/lift/http.hpp
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <string>
+#include <cstdint>
 
 #include <curl/curl.h>