diff --git a/src/memstreambuf.cpp b/src/memstreambuf.cpp
index 50da3b7..ff88b40 100644
--- a/src/memstreambuf.cpp
+++ b/src/memstreambuf.cpp
@@ -1,6 +1,7 @@
 #include "memstreambuf.hpp"
 #include <unistd.h>
 #include <cstring>
+#include <cstdint>
 
 sc::io::memstreambuf::memstreambuf(char* mem, size_t size) {
 	init(mem, size);