diff --git a/collects/repos-time-stamp/stamp.ss b/collects/repos-time-stamp/stamp.ss
index 7f1456d0fe..f6b8a9e230 100644
--- a/collects/repos-time-stamp/stamp.ss
+++ b/collects/repos-time-stamp/stamp.ss
@@ -1 +1 @@
-#lang scheme/base (provide stamp) (define stamp "3jan2010")
+#lang scheme/base (provide stamp) (define stamp "4jan2010")