diff --git a/2.10/windows-builder/ltsc2025/Dockerfile b/2.10/windows-builder/ltsc2025/Dockerfile
index e7cbe27..5e450a1 100644
--- a/2.10/windows-builder/ltsc2025/Dockerfile
+++ b/2.10/windows-builder/ltsc2025/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.25-windowsservercore-ltsc2025
+FROM golang:1.26-windowsservercore-ltsc2025
 
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
diff --git a/2.10/windows-builder/ltsc2025/Dockerfile.base b/2.10/windows-builder/ltsc2025/Dockerfile.base
index 093f718..cd4bf59 100644
--- a/2.10/windows-builder/ltsc2025/Dockerfile.base
+++ b/2.10/windows-builder/ltsc2025/Dockerfile.base
@@ -1 +1 @@
-FROM golang:1.25-windowsservercore-ltsc2025
+FROM golang:1.26-windowsservercore-ltsc2025