diff --git a/collects/repos-time-stamp/stamp.ss b/collects/repos-time-stamp/stamp.ss
index 44d9985734..6d658f1d3e 100644
--- a/collects/repos-time-stamp/stamp.ss
+++ b/collects/repos-time-stamp/stamp.ss
@@ -1 +1 @@
-(module stamp mzscheme (provide stamp) (define stamp "12aug2006"))
+(module stamp mzscheme (provide stamp) (define stamp "13aug2006"))