diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e6b1e49..49153fa 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,4 +16,5 @@ production:
       - cd "${CI_PROJECT_DIR}"
       - cp "mqttled.example.h" "mqttled.h"
       - /arduino-nightly/arduino --install-library "FastLED"
+      - /arduino-nightly/arduino --install-library "PubSubClient"
       - /arduino-nightly/arduino --pref "${MEMORY}" --board "${BOARD}" --verify "mqttled.ino"