diff --git a/tools/docker/Dockerfile b/tools/docker/Dockerfile
index 47729565193956..d307a1e5c5f3d3 100644
--- a/tools/docker/Dockerfile
+++ b/tools/docker/Dockerfile
@@ -3,17 +3,17 @@ ARG BASE_IMAGE_TYPE=slim
 # --------------------------------------
 # slim image
 # --------------------------------------
-FROM ghcr.io/renovatebot/base-image:2.24.3@sha256:e7704e885fb948f01b9b81430b1f80f5c14169db9cc89a92d2a781fd1e2d2f12 AS slim-base
+FROM ghcr.io/renovatebot/base-image:6.26.3@sha256:92de4d45e07f3cbe8b46e345d89e0ade54fd486e249023d378d8e5d70e7bd916 AS slim-base
 
 # --------------------------------------
 # full image
 # --------------------------------------
-FROM ghcr.io/renovatebot/base-image:2.24.3-full@sha256:1804690db9a7dbb1a225aa519bb7da748b0dfc3bb2a4569eef9e5889cd61ee93 AS full-base
+FROM ghcr.io/renovatebot/base-image:6.26.3-full@sha256:5c018a7053856043e1860ab99455af6886fe458751a7ce690cf14eb531cdaba9 AS full-base
 
 # --------------------------------------
 # build image
 # --------------------------------------
-FROM --platform=$BUILDPLATFORM ghcr.io/renovatebot/base-image:2.24.3@sha256:e7704e885fb948f01b9b81430b1f80f5c14169db9cc89a92d2a781fd1e2d2f12 AS build
+FROM --platform=$BUILDPLATFORM ghcr.io/renovatebot/base-image:6.26.3@sha256:92de4d45e07f3cbe8b46e345d89e0ade54fd486e249023d378d8e5d70e7bd916 AS build
 
 ARG TARGETPLATFORM
 ARG BUILDPLATFORM