diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index 601a090..e526652 100644
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -28,7 +28,7 @@
 Various bits of information used by the interpreter are collected in
 module 'sys'.
 Function member:
-- exit(sts): call (C, POSIX) exit(sts)
+- exit(sts): raise SystemExit
 Data members:
 - stdin, stdout, stderr: standard file objects
 - modules: the table of modules (dictionary)