diff --git a/src/init.scm b/src/init.scm
index 578884e..e2fa6c4 100644
--- a/src/init.scm
+++ b/src/init.scm
@@ -3,7 +3,7 @@
 
 (kl:set (quote *language*) "Scheme")
 (kl:set (quote *implementation*) "chez-scheme")
-(kl:set (quote *port*) "0.20")
+(kl:set (quote *port*) "0.22")
 (kl:set (quote *release*) (call-with-values scheme-version-number (lambda (major minor patch) (format "~s.~s.~s" major minor patch))))
 (kl:set (quote *porters*) "Bruno Deferrari")
 (kl:set (quote *sterror*) (standard-error-port))