diff --git a/data/webmentions-since.json b/data/webmentions-since.json
index e890ec40..d89b8185 100644
--- a/data/webmentions-since.json
+++ b/data/webmentions-since.json
@@ -1,3 +1,3 @@
 {
-  "since": "2021-04-04T08:51:42.780Z"
+  "since": "2021-04-04T09:51:29.869Z"
 }
\ No newline at end of file