diff --git a/contrib/diff/util.c b/contrib/diff/util.c
index a1e46dc95729..67c4af939e6f 100644
--- a/contrib/diff/util.c
+++ b/contrib/diff/util.c
@@ -485,7 +485,7 @@ print_1_line (line_flag, line)
   output_1_line (text, limit, flag_format, line_flag);
 
   if ((!line_flag || line_flag[0]) && limit[-1] != '\n')
-    fputc ('\n', out);
+    fprintf (out, "\n\\ No newline at end of file\n");
 }
 
 /* Output a line from TEXT up to LIMIT.  Without -t, output verbatim.