diff --git a/Dockerfile b/Dockerfile
index 09ea979..bcd4c81 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # Multi-stage Dockerfile for Echo Server (Golang/Fiber)
 
 ## Stage 1: Build the Go binary
-FROM golang:1.25-alpine3.23 AS build
+FROM golang:1.26-alpine3.23 AS build
 
 # Install build dependencies
 RUN apk add --no-cache git