diff --git a/linux/Dockerfile b/linux/Dockerfile
index de888e9..c5fe8e5 100644
--- a/linux/Dockerfile
+++ b/linux/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.25.5-alpine AS build-backend
+FROM golang:1.26rc2-alpine AS build-backend
 LABEL builder=true
 
 ENV CGO_ENABLED=0