diff --git a/docker/debian.dockerfile b/docker/debian.dockerfile
index d34fa56e939..8015c7c65b5 100644
--- a/docker/debian.dockerfile
+++ b/docker/debian.dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 ARG BASE=ubuntu
-ARG TAG=24.04
+ARG TAG=26.04
 FROM ${BASE}:${TAG} AS sunshine-base
 
 ENV DEBIAN_FRONTEND=noninteractive