diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3f5891fa5..5f06a7879 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+# v26.1.0b1
+
+Kubernetes API Version: v1.26.1
+
+### Bug or Regression
+- The timeout unit of the WSClient update method is now always seconds for both poll and select functions. (#1976, @t-yrka)
+
+### Feature
+- Adds support for loading CA certificates from a file using the `idp-certificate-authority` key for the oidc plugin. (#1916, @vgupta3)
+
 # v26.1.0a1
 
 Kubernetes API Version: v1.26.1
diff --git a/README.md b/README.md
index 8b31b50a1..b17e20fb8 100644
--- a/README.md
+++ b/README.md
@@ -95,7 +95,7 @@ supported versions of Kubernetes clusters.
 - [client 23.y.z](https://pypi.org/project/kubernetes/23.6.0/): Kubernetes 1.22 or below (+-), Kubernetes 1.23 (✓), Kubernetes 1.24 or above (+-)
 - [client 24.y.z](https://pypi.org/project/kubernetes/24.2.0/): Kubernetes 1.23 or below (+-), Kubernetes 1.24 (✓), Kubernetes 1.25 or above (+-)
 - [client 25.y.z](https://pypi.org/project/kubernetes/25.3.0/): Kubernetes 1.24 or below (+-), Kubernetes 1.25 (✓), Kubernetes 1.26 or above (+-)
-- [client 26.y.z](https://pypi.org/project/kubernetes/26.1.0a1/): Kubernetes 1.25 or below (+-), Kubernetes 1.26 (✓), Kubernetes 1.27 or above (+-)
+- [client 26.y.z](https://pypi.org/project/kubernetes/26.1.0b1/): Kubernetes 1.25 or below (+-), Kubernetes 1.26 (✓), Kubernetes 1.27 or above (+-)
 
 > See [here](#homogenizing-the-kubernetes-python-client-versions) for an explanation of why there is no v13-v16 release.