diff --git a/docker/backend.Dockerfile b/docker/backend.Dockerfile
index 611efe8..7b2dd1d 100644
--- a/docker/backend.Dockerfile
+++ b/docker/backend.Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.25.11-alpine@sha256:523c3effe300580ed375e43f43b1c9b091b68e935a7c3a92bfcc4e7ed55b18c2 AS base
+FROM golang:1.26.4-alpine@sha256:3ad57304ad93bbec8548a0437ad9e06a455660655d9af011d58b993f6f615648 AS base
 WORKDIR /app
 RUN apk add --no-cache git
 COPY backend/go.mod backend/go.sum ./