diff --git a/src/Network/jsclient.cxx b/src/Network/jsclient.cxx
index c94aeb66b..33c80d24b 100644
--- a/src/Network/jsclient.cxx
+++ b/src/Network/jsclient.cxx
@@ -27,6 +27,7 @@
 
 #include <simgear/debug/logstream.hxx>
 #include <simgear/io/iochannel.hxx>
+#include <simgear/misc/stdint.hxx>
 
 #include <Aircraft/aircraft.hxx>
 #include <Main/fg_props.hxx>