diff --git a/cmd/Dockerfile b/cmd/Dockerfile
index c5ced5a..cbf7a09 100644
--- a/cmd/Dockerfile
+++ b/cmd/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.25.5-alpine3.22@sha256:3587db7cc96576822c606d119729370dbf581931c5f43ac6d3fa03ab4ed85a10 AS builder
+FROM golang:1.26rc2-alpine3.22@sha256:9cdde6d36f579aed530b070137a2ae7e42a936a3289152ce40f49b17409860e1 AS builder
 
 ARG GOFLAGS="-trimpath -buildvcs=false -buildmode=exe"
 ENV GOFLAGS=$GOFLAGS