diff --git a/mock/mock_test.go b/mock/mock_test.go
index 5f4b9c428..c7d43e8b9 100644
--- a/mock/mock_test.go
+++ b/mock/mock_test.go
@@ -9,7 +9,7 @@ import (
 )
 
 func TestOpFinish(t *testing.T) {
-	sb := NewMockSectorMgr(2048)
+	sb := NewMockSectorMgr(2048, nil)
 
 	sid, pieces, err := sb.StageFakeData(123)
 	if err != nil {
diff --git a/testworker_test.go b/testworker_test.go
index 5ca51b771..bdfff1915 100644
--- a/testworker_test.go
+++ b/testworker_test.go
@@ -37,7 +37,7 @@ func newTestWorker(wcfg WorkerConfig, lstor *stores.Local) *testWorker {
 		acceptTasks: acceptTasks,
 		lstor:       lstor,
 
-		mockSeal: mock.NewMockSectorMgr(ssize),
+		mockSeal: mock.NewMockSectorMgr(ssize, nil),
 	}
 }