diff --git a/.travis.yml b/.travis.yml
index ca6b4a13..2d67045f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,7 +6,7 @@ services:
 
 language: ruby
 rvm:
-  - 2.6.3
+  - 2.7.2
 cache:
   bundler: true
   yarn: true
@@ -28,7 +28,7 @@ before_install:
   - docker pull openhpi/co_execenv_python
   - docker pull openhpi/co_execenv_java
   - mkdir ~/geckodriver
-  - wget -O ~/geckodriver/download.tar.gz https://github.com/mozilla/geckodriver/releases/download/v0.24.0/geckodriver-v0.24.0-linux64.tar.gz
+  - wget -O ~/geckodriver/download.tar.gz https://github.com/mozilla/geckodriver/releases/download/v0.27.0/geckodriver-v0.27.0-linux64.tar.gz
   - tar -xvzf ~/geckodriver/download.tar.gz -C ~/geckodriver/
   - rm ~/geckodriver/download.tar.gz
   - chmod +x ~/geckodriver/geckodriver