diff --git a/Dockerfile b/Dockerfile
index 59308fc7e8..5a8ef52faa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 #--------------------------------------
 # Image: base
 #--------------------------------------
-FROM ghcr.io/containerbase/ubuntu:24.04@sha256:fe81560990fae86dc4743202b2cb4d3df98d0bcf949173cecef15ce1127ef852
+FROM ghcr.io/containerbase/ubuntu:26.04@sha256:6a06111c3b0a8600feadb270aec771dc239bf407b25625f93f44ab00e11f4d3c
 
 ARG APT_HTTP_PROXY