diff --git a/Dockerfile b/Dockerfile
index cfd8c2b..11e1cd7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ ARG NODE_VERSION=20
 ARG NODE_PORT=5173
 ARG MAIN_WORKDIR=/project
 
-FROM ghcr.io/typo3-documentation/render-guides:0.20.0 AS renderguides
+FROM ghcr.io/typo3-documentation/render-guides:0.21.0 AS renderguides
 ARG NODE_VERSION
 ARG NODE_PORT
 ARG MAIN_WORKDIR