diff --git a/examples/deployment/docker/log_signer/Dockerfile b/examples/deployment/docker/log_signer/Dockerfile
index cd275bdb0c..98964dc79e 100644
--- a/examples/deployment/docker/log_signer/Dockerfile
+++ b/examples/deployment/docker/log_signer/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.6-bookworm@sha256:cbee5d27649be9e3a48d4d152838901c65d7f8e803f4cc46b53699dd215b555f as build
+FROM golang:1.21.6-bookworm@sha256:c4b696f1b2bf7d42e02b62b160c3f81c39386e1c567603df8c514ad6ce93361d as build
 
 WORKDIR /trillian