diff --git a/data/webmentions-since.json b/data/webmentions-since.json
index f432856c..2243674c 100644
--- a/data/webmentions-since.json
+++ b/data/webmentions-since.json
@@ -1,3 +1,3 @@
 {
-  "since": "2021-04-01T09:51:53.365Z"
+  "since": "2021-04-01T10:51:11.535Z"
 }
\ No newline at end of file