diff --git a/Dockerfile b/Dockerfile
index 5a3aec16..6f476ad8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM bpssysadmin/rt-base-debian:RT-5.0.4-buster-20230703
+FROM bpssysadmin/rt-base-debian:RT-5.0.6-bullseye-20240430
 
 LABEL maintainer="Best Practical Solutions <contact@bestpractical.com>"