diff --git a/Dockerfile b/Dockerfile
index a75189716..034a39231 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # golang alpine
-FROM golang:1.26.4-alpine AS builder
+FROM golang:1.27rc2-alpine AS builder
 
 ARG TARGETARCH
 ARG TARGETOS