diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index aa7adbf..ca28c3d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,7 +12,7 @@ firmware-build:
   stage: build
   image: python:2.7-stretch
   script:
-    - platformio lib --global install painlessMesh ArduinoJson TaskScheduler PubSubClient ESPAsyncTCP AsyncTCP
+    - platformio lib --global install painlessMesh ArduinoJson TaskScheduler PubSubClient ESPAsyncTCP AsyncTCP "ESP Async WebServer"
     - platformio ci --lib="." --board=esp12e src/examples/mesh/mesh.cpp
   artifacts:
     paths: