diff --git a/DOCKERFILE-pretalx b/DOCKERFILE-pretalx
new file mode 100644
index 0000000..11a3376
--- /dev/null
+++ b/DOCKERFILE-pretalx
@@ -0,0 +1,6 @@
+# FROM docker.io/pretalx/standalone:v2024.3.1 
+FROM docker.io/pretalx/standalone:v2025.2.3
+USER root 
+RUN pip3 install pretalx-media-ccc-de 
+USER pretalxuser 
+#RUN cd /pretalx/src/ && make production
diff --git a/docker-compose.yml b/docker-compose.yml
index 9e9e2fc..2b11f87 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -77,6 +77,7 @@ services:
       TZ: Europe/Berlin
       # testing for limited memory
       GUNICORN_WORKERS: "1"
+      NUM_WORKERS: "2"
     env_file: ".env-pretalx"
 
   # Cache databases