diff --git a/services/realtime/Dockerfile b/services/realtime/Dockerfile
index 131fa7b..3290309 100644
--- a/services/realtime/Dockerfile
+++ b/services/realtime/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.23-alpine AS builder
+FROM golang:1.26-alpine AS builder
 
 WORKDIR /build
 COPY go.mod go.sum ./