diff --git a/.tool-versions b/.tool-versions
index 584fbee..8fb8903 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-golang 1.25.10
+golang 1.26.3
diff --git a/Dockerfile b/Dockerfile
index f28c94d..8be0bd1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Load golang image
-FROM golang:1.25-alpine@sha256:8d22e29d960bc50cd025d93d5b7c7d220b1ee9aa7a239b3c8f55a57e987e8d45 AS builder
+FROM golang:1.26-alpine@sha256:91eda9776261207ea25fd06b5b7fed8d397dd2c0a283e77f2ab6e91bfa71079d AS builder
 
 RUN apk add make