diff --git a/toolboxes/ubuntu-toolbox/Containerfile.ubuntu b/toolboxes/ubuntu-toolbox/Containerfile.ubuntu
index 16c396bc..35bc23c0 100644
--- a/toolboxes/ubuntu-toolbox/Containerfile.ubuntu
+++ b/toolboxes/ubuntu-toolbox/Containerfile.ubuntu
@@ -1,4 +1,4 @@
-FROM docker.io/library/ubuntu:24.04@sha256:186072bba1b2f436cbb91ef2567abca677337cfc786c86e107d25b7072feef0c AS builder
+FROM docker.io/library/ubuntu:26.04@sha256:5e275723f82c67e387ba9e3c24baa0abdcb268917f276a0561c97bef9450d0b4 AS builder
 COPY ./toolboxes/ubuntu-toolbox/packages.ubuntu /toolbox-packages
 
 ARG DEBIAN_FRONTEND=noninteractive