diff --git a/hiku/cache.py b/hiku/cache.py
index 02e0ff4..2deb846 100644
--- a/hiku/cache.py
+++ b/hiku/cache.py
@@ -17,11 +17,11 @@
     Iterator,
     Optional,
     Callable,
+    Protocol,
 )
 
 from prometheus_client import Counter
 
-from hiku.compat import Protocol
 from hiku.result import Index
 from hiku.graph import (
     Many,
diff --git a/hiku/compat.py b/hiku/compat.py
index 7793073..4baa825 100644
--- a/hiku/compat.py
+++ b/hiku/compat.py
@@ -2,8 +2,6 @@
 import ast as _ast
 from typing import Any
 
-# TODO: maybe we can remove this version check
-PY38: bool = sys.version_info >= (3, 8)
 PY310: bool = sys.version_info >= (3, 10)
 
 
@@ -22,18 +20,10 @@ def __getattr__(self, name: str) -> Any:
 else:
     from typing_extensions import Concatenate, ParamSpec, TypeAlias
 
-# TODO: maybe we can remove this custom class ?
-if sys.version_info >= (3, 8):
-    from typing import Protocol
-else:
-    from typing_extensions import Protocol
-
 
 __all__ = [
-    "PY38",
     "PY310",
     "ast",
-    "Protocol",
     "Concatenate",
     "ParamSpec",
     "TypeAlias",
diff --git a/hiku/executors/queue.py b/hiku/executors/queue.py
index 4f48a0f..67c7964 100644
--- a/hiku/executors/queue.py
+++ b/hiku/executors/queue.py
@@ -10,9 +10,9 @@
     Iterable,
     Set,
     Union,
+    Protocol,
 )
 
-from hiku.compat import Protocol
 from hiku.executors.base import BaseExecutor
 from hiku.result import Proxy
 
diff --git a/hiku/validate/graph.py b/hiku/validate/graph.py
index 116b16c..3daa51b 100644
--- a/hiku/validate/graph.py
+++ b/hiku/validate/graph.py
@@ -1,4 +1,5 @@
 import typing as t
+from typing import Protocol
 
 from itertools import chain
 from contextlib import contextmanager
@@ -20,7 +21,6 @@
 )
 from ..graph import AbstractNode, AbstractField, AbstractLink, AbstractOption
 
-from ..compat import Protocol
 from .errors import Errors
 from ..scalar import Scalar
 from ..types import GenericMeta, OptionalMeta
diff --git a/tests/test_compiler.py b/tests/test_compiler.py
index 523a3ad..98719bd 100644
--- a/tests/test_compiler.py
+++ b/tests/test_compiler.py
@@ -4,11 +4,9 @@
 from collections import OrderedDict
 
 import astor
-import pytest
 
 from hiku.types import Optional, String, Record, Any, TypeRef, Sequence
 from hiku.graph import Graph, Field, Node, Link, Root
-from hiku.compat import PY38
 from hiku.expr.core import define, S, if_, each, to_expr, if_some
 from hiku.expr.checker import check, fn_types
 from hiku.expr.compiler import ExpressionCompiler
@@ -169,7 +167,6 @@ def test_generic_none():
     check_compiles(None, "None")
 
 
-@pytest.mark.skipif(not PY38, reason="Python < 3.8")
 def test_generic_bool():
     check_compiles(True, "(True)")