diff --git a/Dockerfile b/Dockerfile
index 2f53d06..cf11e78 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,7 @@
-FROM python:3.8.1-alpine3.11
-
-COPY requirements.txt .
+FROM python:3.10.8-alpine3.16
 
 RUN apk --no-cache --update add openssl libffi
+COPY requirements.txt .
 RUN apk --no-cache --update add --virtual build-dependencies build-base libffi-dev openssl-dev \
   && pty=False python3 -m pip install --disable-pip-version-check -r requirements.txt \
   && apk del build-dependencies
diff --git a/Makefile b/Makefile
index 3a47b91..137bb1f 100644
--- a/Makefile
+++ b/Makefile
@@ -7,6 +7,7 @@ build:
 
 test:
 	@docker run \
+	--rm \
 	-e PYTEST_ADDOPTS="$(PYTEST_ADDOPTS)" \
 	-v $(CURDIR)/example:/example \
 	-w /example $(TAG) \
diff --git a/example/test_feature.py b/example/test_feature.py
index e0634b8..914ff62 100644
--- a/example/test_feature.py
+++ b/example/test_feature.py
@@ -1,13 +1,18 @@
 import requests
-
+from pytest import fixture
 from pytest_bdd import (
     scenarios, given, when, then, parsers
 )
 
 
+@fixture
+def request_ctx():
+    return dict()
+
+
 @given('a <url>')
-def request_ctx(url):
-    return dict(url=url)
+def given_url(request_ctx, url):
+    request_ctx['url'] = url
 
 
 @when(parsers.parse("I request {method}"))
diff --git a/requirements.txt b/requirements.txt
index 494fdc7..98c3827 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,15 +6,19 @@ boto3==1.18.63
 botocore==1.21.63
 bravado-core==5.16.0
 certifi==2019.11.28
-cffi==1.13.2
+cffi==1.15.1
 chardet==3.0.4
+charset-normalizer==2.0.12
 colorama==0.4.1
 cryptography==3.3.2
 docutils==0.15.2
+exceptiongroup==1.0.4
 glob2==0.7
 idna==2.8
 importlib-metadata==1.4.0
+iniconfig==1.1.1
 jmespath==0.9.4
+jsonpointer==2.3
 jsonref==0.2
 jsonschema==3.2.0
 Mako==1.2.2
@@ -32,8 +36,8 @@ pycparser==2.19
 PyJWT==2.4.0
 pyparsing==2.4.6
 pyrsistent==0.15.7
-pytest==5.3.4
-pytest-bdd==3.2.1
+pytest==7.2.0
+pytest-bdd==4.1.0
 pytest-parallel==0.1.0
 python-dateutil==2.8.1
 pytz==2019.3
@@ -46,6 +50,9 @@ simplejson==3.17.0
 six==1.14.0
 strict-rfc3339==0.7
 swagger-spec-validator==2.4.3
+tblib==1.7.0
+tomli==2.0.1
+typing_extensions==4.4.0
 urllib3==1.26.5
 wcwidth==0.1.8
 webcolors==1.10