diff --git a/build/Dockerfile b/build/Dockerfile
index aa7640aa..74e647ad 100644
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -1,4 +1,4 @@
-ARG BASE_IMAGE=registry.access.redhat.com/ubi9/go-toolset:1.26.3-1780490420
+ARG BASE_IMAGE=registry.access.redhat.com/ubi9/go-toolset:1.26
 FROM ${BASE_IMAGE} AS builder
 
 WORKDIR /opt/app-root/src
diff --git a/go.mod b/go.mod
index dd6af140..03ad755b 100644
--- a/go.mod
+++ b/go.mod
@@ -1,8 +1,6 @@
 module github.com/openshift/managed-cluster-validating-webhooks
 
-go 1.26.0
-
-toolchain go1.26.5
+go 1.26.6
 
 require (
 	github.com/evanphx/json-patch v5.9.11+incompatible