diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index cdcf20eb..276cb37a 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.23.0"
+  ".": "1.23.1"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index b6f7c20d..e3553693 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 46
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/finch%2Ffinch-46640c1b468813b828be61b1af5cb5450f9555c4c757c5a740189906a8d56672.yml
-openapi_spec_hash: 1d5845ae61d2c0a143db43d579b048c5
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/finch%2Ffinch-994dba9c79ac2c892333168717abd8ffe2cb4d84d67d7e69c6cf9e566500d4dd.yml
+openapi_spec_hash: 9720f3c873048c15f1f3c8f95f15ecd3
 config_hash: 53778a0b839c4f6ad34fbba051f5e8a6
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b790daab..2582f714 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.23.1 (2025-04-22)
+
+Full Changelog: [v1.23.0...v1.23.1](https://github.com/Finch-API/finch-api-python/compare/v1.23.0...v1.23.1)
+
+### Bug Fixes
+
+* **client:** revert "send all configured auth headers" ([8a2045e](https://github.com/Finch-API/finch-api-python/commit/8a2045ebf381fe2081ced51d743dfd5687171133))
+
 ## 1.23.0 (2025-04-21)
 
 Full Changelog: [v1.22.0...v1.23.0](https://github.com/Finch-API/finch-api-python/compare/v1.22.0...v1.23.0)
diff --git a/pyproject.toml b/pyproject.toml
index af1a9495..266ffa57 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "finch-api"
-version = "1.23.0"
+version = "1.23.1"
 description = "The official Python library for the Finch API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/finch/_client.py b/src/finch/_client.py
index f5ef2acb..e98dadf2 100644
--- a/src/finch/_client.py
+++ b/src/finch/_client.py
@@ -147,7 +147,11 @@ def qs(self) -> Querystring:
     @property
     @override
     def auth_headers(self) -> dict[str, str]:
-        return {**self._bearer_auth, **self._basic_auth}
+        if self._bearer_auth:
+            return self._bearer_auth
+        if self._basic_auth:
+            return self._basic_auth
+        return {}
 
     @property
     def _bearer_auth(self) -> dict[str, str]:
@@ -451,7 +455,11 @@ def qs(self) -> Querystring:
     @property
     @override
     def auth_headers(self) -> dict[str, str]:
-        return {**self._bearer_auth, **self._basic_auth}
+        if self._bearer_auth:
+            return self._bearer_auth
+        if self._basic_auth:
+            return self._basic_auth
+        return {}
 
     @property
     def _bearer_auth(self) -> dict[str, str]:
diff --git a/src/finch/_version.py b/src/finch/_version.py
index ef8bd37d..d569ae99 100644
--- a/src/finch/_version.py
+++ b/src/finch/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "finch"
-__version__ = "1.23.0"  # x-release-please-version
+__version__ = "1.23.1"  # x-release-please-version