diff --git a/examples/deployment/docker/log_signer/Dockerfile b/examples/deployment/docker/log_signer/Dockerfile
index 5b0bc71f2f..db8f66b6d0 100644
--- a/examples/deployment/docker/log_signer/Dockerfile
+++ b/examples/deployment/docker/log_signer/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.3-bookworm@sha256:20f9ab52a8c3598ef13f86c9bc3b94db400e13df115ecacd8c3dfd0c0f060208 as build
+FROM golang:1.21.3-bookworm@sha256:deebfdaab16f8508e2590048d416b451e76ebe22e487cafd68990ff28f93ab1c as build
 
 WORKDIR /trillian