diff --git a/images/kairos-ubuntu/Containerfile b/images/kairos-ubuntu/Containerfile
index 0317e7dc..d65ad6d3 100644
--- a/images/kairos-ubuntu/Containerfile
+++ b/images/kairos-ubuntu/Containerfile
@@ -6,7 +6,7 @@ FROM quay.io/kairos/kairos-init:v0.10.0@sha256:ed04343a44af73e1f916f6abdfdccf866
 FROM scratch AS ctx
 COPY build_files /
 
-FROM ubuntu:24.04@sha256:c4a8d5503dfb2a3eb8ab5f807da5bc69a85730fb49b5cfca2330194ebcc41c7b AS base-kairos
+FROM ubuntu:26.04@sha256:f3d28607ddd78734bb7f71f117f3c6706c666b8b76cbff7c9ff6e5718d46ff64 AS base-kairos
 LABEL org.opencontainers.image.title="A custom Ubuntu-based Kairos image."
 LABEL org.opencontainers.image.title="kairos-ubuntu"
 ARG MODEL=generic