diff --git a/external/lazperf/Extractor.hpp b/external/lazperf/Extractor.hpp
index 02c7d2cef00..3b26dc31087 100644
--- a/external/lazperf/Extractor.hpp
+++ b/external/lazperf/Extractor.hpp
@@ -36,6 +36,7 @@
 
 #include <cstring>
 #include <vector>
+#include <cstdint>
 
 #include "portable_endian.hpp"