diff --git a/Dockerfile b/Dockerfile
index 1c46abe..3e0c296 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 
 # Build a go app into a minimal docker image with timezone support and SSL cert chains.
-FROM golang:latest@sha256:9e56f0d0f043a68bb8c47c819e47dc29f6e8f5129b8885bed9d43f058f7f3ed6 as builder
+FROM golang:latest@sha256:91e2cd436f7adbfad0a0cbb7bf8502fa863ed8461414ceebe36c6304731e0fd9 as builder
 ARG TARGETOS
 ARG TARGETARCH
 ARG BUILD_FLAGS=""