diff --git a/smnp.system.md b/smnp.system.md
index d0c2a20..ad1c26e 100644
--- a/smnp.system.md
+++ b/smnp.system.md
@@ -1,3 +1,3 @@
 # Functions
-## `exit(exitCode: int)`
+## `exit(exitCode: int = 0)`
 ## `sleep(milli: int)`
\ No newline at end of file