--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,6 @@
     "jsonschema",
     "pyyaml",
     "typing-extensions",
-    "importlib-resources >= 1.3",
 ]
 
 
--- a/swagger_spec_validator/common.py
+++ b/swagger_spec_validator/common.py
@@ -12,7 +12,7 @@
 from urllib.request import pathname2url
 from urllib.request import urlopen
 
-import importlib_resources
+import importlib.resources
 import yaml
 from typing_extensions import ParamSpec
 
@@ -55,8 +55,8 @@
 
 @lru_cache
 def read_resource_file(resource_path: str) -> tuple[dict[str, Any], str]:
-    ref = importlib_resources.files("swagger_spec_validator") / resource_path
-    with importlib_resources.as_file(ref) as path:
+    ref = importlib.resources.files("swagger_spec_validator") / resource_path
+    with importlib.resources.as_file(ref) as path:
         return read_file(path), path
 
 
--- a/tests/common_test.py
+++ b/tests/common_test.py
@@ -1,7 +1,7 @@
 import uuid
 from unittest import mock
 
-import importlib_resources
+import importlib.resources
 
 from swagger_spec_validator.common import read_file
 from swagger_spec_validator.common import read_resource_file
@@ -19,5 +19,5 @@
         read_resource_file(resource_path)
 
     m.assert_called_once_with(
-        importlib_resources.files("swagger_spec_validator") / resource_path
+        importlib.resources.files("swagger_spec_validator") / resource_path
     )