diff --git a/Dockerfile b/Dockerfile
index bf8aad42..68a127c5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:1.22.4@sha256:c2010b9c2342431a24a2e64e33d9eb2e484af49e72c820e200d332d214d5e61f as builder
+FROM --platform=$BUILDPLATFORM golang:1.22.4@sha256:a66eda637829ce891e9cf61ff1ee0edf544e1f6c5b0e666c7310dce231a66f28 as builder
 ARG TARGETPLATFORM
 WORKDIR /usr/src/aws-ses-pop3-server
 COPY go.mod .