diff --git a/datatype/labelvol/labelvol_test.go b/datatype/labelvol/labelvol_test.go
index 281986f4..1eac99ab 100644
--- a/datatype/labelvol/labelvol_test.go
+++ b/datatype/labelvol/labelvol_test.go
@@ -464,7 +464,7 @@ func TestMergeLabels(t *testing.T) {
 	emptyBody.checkSparseVol(t, encoding, dvid.Bounds{})
 
 	// Make sure label changes are correct after completion
-	if err := BlockOnUpdating(uuid, "labels"); err != nil {
+	if err := labelblk.BlockOnUpdating(uuid, "labels"); err != nil {
 		t.Fatalf("Error blocking on sync of bodies -> labels: %v\n", err)
 	}