diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 69eb19a..511722b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.20.0"
+  ".": "1.20.1"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 7a06e22..85c7c65 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 90
 openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/knock%2Fknock-b0b2bad50557aa0fe95d42cd97c6b45e8c45f6f257950048545faafafc851a17.yml
 openapi_spec_hash: 4e26fcff8efa06e31f3b2bfc191a7006
-config_hash: 2b42d138d85c524e65fa7e205d36cc4a
+config_hash: 32503026a45db991d0d102f25af40a77
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f1ce604..b9a12e5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.20.1 (2026-02-24)
+
+Full Changelog: [v1.20.0...v1.20.1](https://github.com/knocklabs/knock-python/compare/v1.20.0...v1.20.1)
+
+### Chores
+
+* **internal:** make `test_proxy_environment_variables` more resilient to env ([8a10ea7](https://github.com/knocklabs/knock-python/commit/8a10ea7436198b9016d7b9a7e2172372894baeaf))
+
 ## 1.20.0 (2026-02-23)
 
 Full Changelog: [v1.19.0...v1.20.0](https://github.com/knocklabs/knock-python/compare/v1.19.0...v1.20.0)
diff --git a/pyproject.toml b/pyproject.toml
index d2dc196..2296606 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "knockapi"
-version = "1.20.0"
+version = "1.20.1"
 description = "The official Python library for the knock API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/knockapi/_version.py b/src/knockapi/_version.py
index 2b28f91..1b3728b 100644
--- a/src/knockapi/_version.py
+++ b/src/knockapi/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "knockapi"
-__version__ = "1.20.0"  # x-release-please-version
+__version__ = "1.20.1"  # x-release-please-version
diff --git a/tests/test_client.py b/tests/test_client.py
index f3c43ac..64142ac 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -974,8 +974,14 @@ def retry_handler(_request: httpx.Request) -> httpx.Response:
     def test_proxy_environment_variables(self, monkeypatch: pytest.MonkeyPatch) -> None:
         # Test that the proxy environment variables are set correctly
         monkeypatch.setenv("HTTPS_PROXY", "https://example.org")
-        # Delete in case our environment has this set
+        # Delete in case our environment has any proxy env vars set
         monkeypatch.delenv("HTTP_PROXY", raising=False)
+        monkeypatch.delenv("ALL_PROXY", raising=False)
+        monkeypatch.delenv("NO_PROXY", raising=False)
+        monkeypatch.delenv("http_proxy", raising=False)
+        monkeypatch.delenv("https_proxy", raising=False)
+        monkeypatch.delenv("all_proxy", raising=False)
+        monkeypatch.delenv("no_proxy", raising=False)
 
         client = DefaultHttpxClient()
 
@@ -1909,8 +1915,14 @@ async def test_get_platform(self) -> None:
     async def test_proxy_environment_variables(self, monkeypatch: pytest.MonkeyPatch) -> None:
         # Test that the proxy environment variables are set correctly
         monkeypatch.setenv("HTTPS_PROXY", "https://example.org")
-        # Delete in case our environment has this set
+        # Delete in case our environment has any proxy env vars set
         monkeypatch.delenv("HTTP_PROXY", raising=False)
+        monkeypatch.delenv("ALL_PROXY", raising=False)
+        monkeypatch.delenv("NO_PROXY", raising=False)
+        monkeypatch.delenv("http_proxy", raising=False)
+        monkeypatch.delenv("https_proxy", raising=False)
+        monkeypatch.delenv("all_proxy", raising=False)
+        monkeypatch.delenv("no_proxy", raising=False)
 
         client = DefaultAsyncHttpxClient()