1 files changed, 4 insertions, 0 deletions
diff --git a/test/hello.cxx b/test/hello.cxx
index ac1565996..76d8c2c2c 100644
--- a/test/hello.cxx
+++ b/test/hello.cxx
@@ -20,7 +20,11 @@
 #include <FL/Fl_Window.H>
 #include <FL/Fl_Box.H>
 
+
+#include <stdio.h>
+
 int main(int argc, char **argv) {
+
   Fl_Window *window = new Fl_Window(340,180);
   Fl_Box *box = new Fl_Box(20,40,300,100,"Hello, World!");
   box->box(FL_UP_BOX);