diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 9f3fee7..19eef98 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -19,7 +19,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v5
       with:
-        go-version: 1.21
+        go-version: 1.25
 
     - name: Download
       run: cd envoy_proxy/app && go mod download
diff --git a/envoy_proxy/app/go.mod b/envoy_proxy/app/go.mod
index cb154ca..9eee1b3 100644
--- a/envoy_proxy/app/go.mod
+++ b/envoy_proxy/app/go.mod
@@ -2,7 +2,7 @@ module app
 
 go 1.21
 
-toolchain go1.23.4
+toolchain go1.25.6
 
 require (
 	github.com/envoyproxy/go-control-plane v0.12.0