diff --git a/Dockerfile b/Dockerfile
index dca98b3..86e338b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21-alpine3.18@sha256:30a46e750f1b22656de03fa7d5e3225d6069cb4e80a4f62a770c97854d1a46d6 AS builder
+FROM golang:1.21-alpine3.18@sha256:70afe55365a265f0762257550bc38440e0d6d6b97020d3f8c85328f00200dd8e AS builder
 
 WORKDIR /corn-util
 COPY go.mod go.sum ./