diff --git a/Tools/scripts/h2py.py b/Tools/scripts/h2py.py
index 508c36b..055e381 100755
--- a/Tools/scripts/h2py.py
+++ b/Tools/scripts/h2py.py
@@ -150,6 +150,7 @@
                             '\n# Included from %s\n' % filename)
                     process(inclfp, outfp, env)
                 else:
-                    sys.stderr.write('Warning - could not find file %s' % filename)
+                    sys.stderr.write('Warning - could not find file %s\n' %
+                                     filename)
 
 main()