diff --git a/collects/repos-time-stamp/stamp.ss b/collects/repos-time-stamp/stamp.ss
index 2802b7b9cc..aa75d2dac9 100644
--- a/collects/repos-time-stamp/stamp.ss
+++ b/collects/repos-time-stamp/stamp.ss
@@ -1 +1 @@
-(module stamp mzscheme (provide stamp) (define stamp "3jan2007"))
+(module stamp mzscheme (provide stamp) (define stamp "4jan2007"))