diff --git a/ci/Dockerfile b/ci/Dockerfile
index f3819926c..91931d28f 100644
--- a/ci/Dockerfile
+++ b/ci/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
         apt-transport-https \