diff --git a/Dockerfile b/Dockerfile
index 935b9a7..c77918b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:16.15.0-bullseye@sha256:770ab8027d4aa50ee1825c79a82c0c163020f13b76933ba27e60d6dfe96bdbe7 as build
+FROM node:16.15.0-bullseye@sha256:ca745bea8b40933703bf8e792f141d4b219f0878aaa6af70176116d7594d4a05 as build
 
 # renovate: datasource=github-tags depName=gchq/CyberChef versioning=semver
 ENV CYBERCHEF_VERSION v9.37.3