diff --git a/libs/langgraph/tests/utils.py b/libs/langgraph/tests/utils.py
deleted file mode 100644
index 22e46a3ac..000000000
--- a/libs/langgraph/tests/utils.py
+++ /dev/null
@@ -1,17 +0,0 @@
-from langgraph.pregel import StateSnapshot
-
-
-def assert_state_history_equal(
-    actual_state_history: list[StateSnapshot],
-    expected_state_history: list[StateSnapshot],
-    ignore_parent_config: bool = False,
-) -> None:
-    assert (
-        len(actual_state_history) == len(expected_state_history)
-    ), f"Got different lengths for state history: {len(actual_state_history)} for actual, {len(expected_state_history)} for expected"
-    for actual, expected in zip(actual_state_history, expected_state_history):
-        if ignore_parent_config:
-            actual = actual._replace(parent_config=None)
-            expected = expected._replace(parent_config=None)
-
-        assert actual == expected