diff --git a/patterns/behavioral/chaining_method.py b/patterns/behavioral/chaining_method.py
index 26f11018..8762ee21 100644
--- a/patterns/behavioral/chaining_method.py
+++ b/patterns/behavioral/chaining_method.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 
 class Person:
     def __init__(self, name: str) -> None:
diff --git a/patterns/behavioral/iterator_alt.py b/patterns/behavioral/iterator_alt.py
index a2a71d82..1fa4410c 100644
--- a/patterns/behavioral/iterator_alt.py
+++ b/patterns/behavioral/iterator_alt.py
@@ -5,8 +5,6 @@
 Traverses a container and accesses the container's elements.
 """
 
-from __future__ import annotations
-
 
 class NumberWords:
     """Counts by word numbers, up to a maximum of five"""
diff --git a/patterns/behavioral/mediator.py b/patterns/behavioral/mediator.py
index 122852b7..fabc9552 100644
--- a/patterns/behavioral/mediator.py
+++ b/patterns/behavioral/mediator.py
@@ -8,8 +8,6 @@
 Encapsulates how a set of objects interact.
 """
 
-from __future__ import annotations
-
 
 class ChatRoom:
     """Mediator class"""
diff --git a/patterns/behavioral/observer.py b/patterns/behavioral/observer.py
index 9ea97bfc..73d5e4b7 100644
--- a/patterns/behavioral/observer.py
+++ b/patterns/behavioral/observer.py
@@ -11,8 +11,6 @@
 
 # observer.py
 
-from __future__ import annotations
-
 
 class Observer:
     def update(self, subject: Subject) -> None:
diff --git a/patterns/behavioral/publish_subscribe.py b/patterns/behavioral/publish_subscribe.py
index 91e74ab6..06c6ed41 100644
--- a/patterns/behavioral/publish_subscribe.py
+++ b/patterns/behavioral/publish_subscribe.py
@@ -4,8 +4,6 @@
 Author: https://github.com/HanWenfang
 """
 
-from __future__ import annotations
-
 
 class Provider:
     def __init__(self) -> None:
diff --git a/patterns/behavioral/state.py b/patterns/behavioral/state.py
index 8d792de9..6f705f1d 100644
--- a/patterns/behavioral/state.py
+++ b/patterns/behavioral/state.py
@@ -8,8 +8,6 @@
 Implements state transitions by invoking methods from the pattern's superclass.
 """
 
-from __future__ import annotations
-
 
 class State:
     """Base state. This is to share functionality"""
diff --git a/patterns/behavioral/strategy.py b/patterns/behavioral/strategy.py
index 13b1c0f5..fcca20a0 100644
--- a/patterns/behavioral/strategy.py
+++ b/patterns/behavioral/strategy.py
@@ -7,8 +7,6 @@
 Enables selecting an algorithm at runtime.
 """
 
-from __future__ import annotations
-
 from collections.abc import Callable
 from typing import TypeAlias
 
diff --git a/patterns/creational/prototype.py b/patterns/creational/prototype.py
index 4c2dd7ed..fb28a695 100644
--- a/patterns/creational/prototype.py
+++ b/patterns/creational/prototype.py
@@ -21,8 +21,6 @@
 Creates new object instances by cloning prototype.
 """
 
-from __future__ import annotations
-
 from typing import Any
 
 
diff --git a/patterns/fundamental/delegation_pattern.py b/patterns/fundamental/delegation_pattern.py
index c035da20..26084811 100644
--- a/patterns/fundamental/delegation_pattern.py
+++ b/patterns/fundamental/delegation_pattern.py
@@ -6,8 +6,6 @@
 Allows object composition to achieve the same code reuse as inheritance.
 """
 
-from __future__ import annotations
-
 from collections.abc import Callable
 from typing import Any
 
diff --git a/patterns/structural/front_controller.py b/patterns/structural/front_controller.py
index 92f58b21..57e3e44e 100644
--- a/patterns/structural/front_controller.py
+++ b/patterns/structural/front_controller.py
@@ -5,8 +5,6 @@
 Provides a centralized entry point that controls and manages request handling.
 """
 
-from __future__ import annotations
-
 from typing import Any