diff --git a/simgear/io/decode_binobj.cxx b/simgear/io/decode_binobj.cxx
index af2ae2b9..0c4a9922 100644
--- a/simgear/io/decode_binobj.cxx
+++ b/simgear/io/decode_binobj.cxx
@@ -10,6 +10,7 @@
 
 #include <iostream>
 #include <cstdlib>
+#include <cstdio>
 
 #include "sg_binobj.hxx"