diff --git a/Dockerfile b/Dockerfile
index 4060168..98b0de1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.11
+FROM python:3.13
 LABEL org.opencontainers.image.authors="Pbench Maintainers <pbench@googlegroups.com>"
 
 ENTRYPOINT ["relay"]