diff --git a/.circleci/config.yml b/.circleci/config.yml
index eb066367..73771088 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -71,6 +71,8 @@ jobs:
               haxelib dev hlsdl ~/deps/hashlink/libs/sdl
               haxelib dev hashlink ~/deps/hashlink/other/haxelib
               haxelib git zyheaps https://github.com/rainyt/zyheaps
+              haxelib install colyseus-websocket
+              haxelib git datachannel https://github.com/RandomityGuy/hxDatachannel
         - run:
             name: Prepare directories
             command: |