diff --git a/src/3rdParty/libE57Format/include/E57Format.h b/src/3rdParty/libE57Format/include/E57Format.h
index 89032b14f3..a622910534 100644
--- a/src/3rdParty/libE57Format/include/E57Format.h
+++ b/src/3rdParty/libE57Format/include/E57Format.h
@@ -33,6 +33,7 @@
 
 #include <cfloat>
 #include <memory>
+#include <cstdint>
 #include <vector>
 
 #include "E57Exception.h"