diff --git a/sweep/defaults_rpctest.go b/sweep/defaults_rpctest.go
index 6d027ab6..0d185e74 100644
--- a/sweep/defaults_rpctest.go
+++ b/sweep/defaults_rpctest.go
@@ -13,5 +13,5 @@ var (
 	//
 	// To speed up integration tests waiting for a sweep to happen, the
 	// batch window is shortened.
-	DefaultBatchWindowDuration = 2 * time.Second
+	DefaultBatchWindowDuration = 8 * time.Second
 )