diff --git a/Dockerfile b/Dockerfile
index 1daaad2..2a08072 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21-alpine3.18@sha256:fb1ab21367385fa0f92c3d8c7037a7e2b9b01e14090fd362449bde503d11ea47 AS builder
+FROM golang:1.21-alpine3.18@sha256:3354c3a94c3cf67cb37eb93a8e9474220b61a196b13c26f1c01715c301b22a69 AS builder
 
 WORKDIR /corn-util
 COPY go.mod go.sum ./