diff --git a/thicket/tests/test_reader_dispatch.py b/thicket/tests/test_reader_dispatch.py
index fd303498..b44f8855 100644
--- a/thicket/tests/test_reader_dispatch.py
+++ b/thicket/tests/test_reader_dispatch.py
@@ -15,6 +15,7 @@ def test_empty_iterable():
             GraphFrame.from_caliperreader,
             False,
             True,
+            True,
             [],
         )
 
@@ -23,6 +24,7 @@ def test_empty_iterable():
             GraphFrame.from_caliperreader,
             False,
             True,
+            True,
             tuple([]),
         )
 
@@ -33,6 +35,7 @@ def test_file_not_found():
             GraphFrame.from_caliperreader,
             False,
             True,
+            True,
             "blah",
         )
 
@@ -41,6 +44,7 @@ def test_file_not_found():
             GraphFrame.from_caliperreader,
             False,
             True,
+            True,
             ["blah"],
         )
 
@@ -51,5 +55,6 @@ def test_valid_type():
             GraphFrame.from_caliperreader,
             False,
             True,
+            True,
             -1,
         )