1 files changed, 1 insertions, 0 deletions

diff --git a/main.c b/main.c
index 4741f646e8..5fd27cba4c 100644
--- a/main.c
+++ b/main.c
@@ -30,4 +30,5 @@ main(argc, argv, envp)
     ruby_init();
     ruby_options(argc, argv);
     ruby_run();
+    return 0;
 }