diff --git a/tests/e2e/_metrics.py b/tests/e2e/_metrics.py
index ed492dc..433cb41 100644
--- a/tests/e2e/_metrics.py
+++ b/tests/e2e/_metrics.py
@@ -1,3 +1,4 @@
+from __future__ import annotations
 from statistics import mean, median, stdev
 
 import numpy as np
diff --git a/tests/e2e/sec_parser.py b/tests/e2e/sec_parser.py
index 9345ffe..3c08bf9 100644
--- a/tests/e2e/sec_parser.py
+++ b/tests/e2e/sec_parser.py
@@ -1,3 +1,4 @@
+from __future__ import annotations
 import hashlib
 import multiprocessing
 import sys