diff --git a/rattail/batch/custorder.py b/rattail/batch/custorder.py
index 0f059eeb658bc3489186ae4860cba4c9a6e02c4b..9b1eead56554de72bb91a1baad70558e43f1b0ba 100644
--- a/rattail/batch/custorder.py
+++ b/rattail/batch/custorder.py
@@ -355,6 +355,10 @@ class CustomerOrderBatchHandler(BatchHandler):
         # oh, and sort by something useful
         query = query.order_by(model.Customer.name)
 
+        # and finally, limit the number of results to something a
+        # browser is likely to be able to handle easily!
+        query = query[:100]     # TODO: make configurable?
+
         # generate result list from query
         results = []
         for customer in query:
@@ -401,6 +405,10 @@ class CustomerOrderBatchHandler(BatchHandler):
         # oh, and sort by something useful
         query = query.order_by(model.Person.display_name)
 
+        # and finally, limit the number of results to something a
+        # browser is likely to be able to handle easily!
+        query = query[:100]     # TODO: make configurable?
+
         # generate result list from query
         results = []
         for person in query: