diff --git a/peertube/build/Dockerfile b/peertube/build/Dockerfile
index 6dc1ff6..f1c5984 100644
--- a/peertube/build/Dockerfile
+++ b/peertube/build/Dockerfile
@@ -13,7 +13,7 @@ FROM common AS builder
 ## Download target release
 ##
 
-ENV PEERTUBE_RELEASE=v3.3.0
+ENV PEERTUBE_RELEASE=v4.1.0
 
 
 RUN apk add wget
@@ -91,7 +91,10 @@ VOLUME /etc/peertube
 EXPOSE 9000
 
 RUN apk add nodejs npm
-
+## needed for plugins install
+RUN apk add yarn
+## needed for live chat plugin
+RUN apk add prosody
 ## runtime deps
 RUN apk add openssl
 
diff --git a/peertube/build/docker-compose.yml b/peertube/build/docker-compose.yml
index 1b0a28f..9dac879 100644
--- a/peertube/build/docker-compose.yml
+++ b/peertube/build/docker-compose.yml
@@ -1,4 +1,4 @@
-version: "3.3"
+version: "4.1"
 
 services: