diff --git a/src/FDM/JSBSim/FGNozzle.cpp b/src/FDM/JSBSim/FGNozzle.cpp
index c159c12a7..95b3143a9 100644
--- a/src/FDM/JSBSim/FGNozzle.cpp
+++ b/src/FDM/JSBSim/FGNozzle.cpp
@@ -35,6 +35,7 @@ HISTORY
 INCLUDES
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
+#include <stdio.h>
 #include <sstream>
 
 #include "FGNozzle.h"