diff --git a/build/docker/DendriteJS.Dockerfile b/build/docker/DendriteJS.Dockerfile
index 2dc6ef01c..9a84a370a 100644
--- a/build/docker/DendriteJS.Dockerfile
+++ b/build/docker/DendriteJS.Dockerfile
@@ -3,11 +3,6 @@
 # as it pulls archives straight from github branches.
 FROM golang:1.13.7-alpine3.11 AS gobuild
 
-# TODO: This does nothing currently ;)
-# or /dns4/rendezvous.matrix.org/tcp/8443/wss/p2p-websocket-star/
-# or whatever you want!
-ENV RENDEZVOUS_SERVER=/ip4/127.0.0.1/tcp/9090/ws/p2p-websocket-star/
-
 # Download and build dendrite
 WORKDIR /build
 ADD https://github.com/matrix-org/dendrite/archive/master.tar.gz /build/master.tar.gz
@@ -109,4 +104,4 @@ server { \n\
     } \n\
 }' > /etc/nginx/conf.d/default.conf
 RUN sed -i 's/}/    application\/wasm  wasm;\n}/g' /etc/nginx/mime.types
-COPY --from=jsbuild /build/riot-web-matthew-p2p/webapp /usr/share/nginx/html
\ No newline at end of file
+COPY --from=jsbuild /build/riot-web-matthew-p2p/webapp /usr/share/nginx/html