diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index fa0cd727e..a86cfa3ba 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -49,7 +49,7 @@ jobs:
 
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
         with:
-          go-version: "1.23.9"
+          go-version: "1.26.1"
 
       - name: run pre-commits
         run: |
diff --git a/.github/workflows/pullrequest.yaml b/.github/workflows/pullrequest.yaml
index 12eedcef9..71664f53a 100644
--- a/.github/workflows/pullrequest.yaml
+++ b/.github/workflows/pullrequest.yaml
@@ -37,7 +37,7 @@ jobs:
 
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
         with:
-          go-version: "1.23.9"
+          go-version: "1.26.1"
 
       - name: run pre-commits
         run: |
diff --git a/examples/xds-sotw-config-server/Dockerfile b/examples/xds-sotw-config-server/Dockerfile
index 4bba4fc9a..a04fd088c 100644
--- a/examples/xds-sotw-config-server/Dockerfile
+++ b/examples/xds-sotw-config-server/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.25.6@sha256:fc24d3881a021e7b968a4610fc024fba749f98fe5c07d4f28e6cfa14dc65a84c AS build
+FROM golang:1.26.1@sha256:e2ddb153f786ee6210bf8c40f7f35490b3ff7d38be70d1a0d358ba64225f6428 AS build
 WORKDIR /xds-server
 
 COPY . .
diff --git a/examples/xds-sotw-config-server/go.mod b/examples/xds-sotw-config-server/go.mod
index 67e53db8d..6e1ad4146 100644
--- a/examples/xds-sotw-config-server/go.mod
+++ b/examples/xds-sotw-config-server/go.mod
@@ -1,6 +1,6 @@
 module github.com/envoyproxy/ratelimit/examples/xds-sotw-config-server
 
-go 1.21.5
+go 1.26.1
 
 require (
 	github.com/envoyproxy/go-control-plane v0.12.1-0.20240123181358-841e293a220b
diff --git a/go.mod b/go.mod
index 95f5e9b1c..4e1c6591b 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/envoyproxy/ratelimit
 
-go 1.25.6
+go 1.26.1
 
 require (
 	github.com/DataDog/datadog-go/v5 v5.5.0