diff --git a/offset-log-since.js b/offset-log-since.js
deleted file mode 100644
index 6c9069d..0000000
--- a/offset-log-since.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// instead of flumelog-aligned-offset/compat which wraps stream in a
-// pull stream this only adds since
-const Obv = require('obv')
-
-module.exports = function(log) {
-  log.since = Obv()
-  log.onWrite = log.since.set
-  return log
-}