diff --git a/trillian/examples/deployment/docker/envsubst/Dockerfile b/trillian/examples/deployment/docker/envsubst/Dockerfile
index 3b25e32a2f..51480806fc 100644
--- a/trillian/examples/deployment/docker/envsubst/Dockerfile
+++ b/trillian/examples/deployment/docker/envsubst/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19@sha256:51b67269f354137895d43f3b3d810bfacd3945438e94dc5ac55fdac340352f48
+FROM alpine:3.19@sha256:c5b1261d6d3e43071626931fc004f70149baeba2c8ec672bd4f27761f8e1ad6b
 
 RUN apk add --no-cache gettext