diff --git a/service/radicale/Containerfile b/service/radicale/Containerfile
index 470df8d..c8bb362 100644
--- a/service/radicale/Containerfile
+++ b/service/radicale/Containerfile
@@ -1,5 +1,5 @@
 FROM docker.io/debian:bullseye-slim
-ARG VERSION=3.1.4
+ARG VERSION=3.1.5
 
 RUN apt-get update -y && apt-get install -y --no-install-recommends \
     python3 python3-pip python3-setuptools gettext