diff --git a/lib/buffer.cpp b/lib/buffer.cpp
index b7ee953..7617ecf 100644
--- lib/buffer.cpp
+++ lib/buffer.cpp
@@ -1,5 +1,6 @@
 #include "libfilezilla/buffer.hpp"
 
+#include <limits>
 #include <algorithm>
 #include <cstdlib>