https://bugs.gentoo.org/863188

diff --git a/include/mysqlx/common/value.h b/include/mysqlx/common/value.h
index 4f1b7a38..c30bbd0a 100644
--- a/include/mysqlx/common/value.h
+++ b/include/mysqlx/common/value.h
@@ -39,7 +39,7 @@
 PUSH_SYS_WARNINGS
 #include <string>
 POP_SYS_WARNINGS
-
+#include <cstdint>
 
 namespace mysqlx {
 MYSQLX_ABI_BEGIN(2,0)