diff --git a/Dockerfile b/Dockerfile
index 70c489a..9096bcb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:18.04
+FROM ubuntu:26.04
 LABEL maintainer="Julien Cabillot <dockerimages@cabillot.eu>"
 
 # hadolint ignore=DL3008,SC3009,SC2086