diff --git a/src/wuttjamaican/batch.py b/src/wuttjamaican/batch.py
index 4d18b9c..0d47545 100644
--- a/src/wuttjamaican/batch.py
+++ b/src/wuttjamaican/batch.py
@@ -309,6 +309,7 @@ class BatchHandler(GenericHandler):
         should (usually) override :meth:`remove_row()` etc.
         """
         batch = row.batch
+        session = self.app.get_session(batch)
 
         self.remove_row(row)
 
@@ -316,6 +317,7 @@ class BatchHandler(GenericHandler):
             batch.row_count -= 1
 
         self.refresh_batch_status(batch)
+        session.flush()
 
     def remove_row(self, row):
         """