1 files changed, 1 insertions, 0 deletions
diff --git a/src/sum.c b/src/sum.c
index f3fa81966..06bfdb3d1 100644
--- a/src/sum.c
+++ b/src/sum.c
@@ -223,6 +223,7 @@ main (int argc, char **argv)
   int files_given;
   int (*sum_func) (const char *, int) = bsd_sum_file;
 
+  initialize_main (&argc, &argv);
   program_name = argv[0];
   setlocale (LC_ALL, "");
   bindtextdomain (PACKAGE, LOCALEDIR);