diff --git a/src/uproot/reading.py b/src/uproot/reading.py
index b01c2f931..d046116a8 100644
--- a/src/uproot/reading.py
+++ b/src/uproot/reading.py
@@ -9,8 +9,6 @@
 """
 from __future__ import annotations
 
-from __future__ import annotations
-
 import struct
 import sys
 import uuid