diff --git a/src/libutil/chunked-vector.hh b/src/libutil/chunked-vector.hh
index f15af9cd7..0a4f0b400 100644
--- a/src/libutil/chunked-vector.hh
+++ b/src/libutil/chunked-vector.hh
@@ -1,6 +1,6 @@
 #pragma once
 
-#include <bits/stdint-uintn.h>
+#include <cstdint>
 #include <cstdlib>
 #include <vector>
 #include <limits>