diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 53423ba..9474f49 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,8 +8,9 @@ inocode:
       GITREMDEB: "https://github.com/JoaoLopesF/ESP8266-RemoteDebug-Telnet.git"
   before_script:
       - apt update
-      - apt install xvfb
+      - apt -y install xvfb
       - Xvfb :1 -nolisten tcp -screen :1 1280x800x24 &
+      - xvfb="$!"
       - export DISPLAY=":1"
       - cd /
       - wget --quiet "https://downloads.arduino.cc/arduino-1.8.2-linux64.tar.xz"
@@ -27,6 +28,9 @@ inocode:
       - cd "${CI_PROJECT_DIR}/arduino/${CI_PROJECT_NAME}"
       - cp "${CI_PROJECT_NAME}.example.h" "${CI_PROJECT_NAME}.h"
       - /arduino-1.8.2/arduino --verify "${CI_PROJECT_NAME}.ino"
+  after_script:
+      - kill -9 "${xvfb}"
+
 
 yaml:
   image: "python:alpine"