diff --git a/.travis.yml b/.travis.yml
index 3bd3b75..c0bf52d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,9 +43,9 @@ install: |
 
     function install_firefox {
       export TMP=$(mktemp);
-      wget https://archive.mozilla.org/pub/firefox/nightly/2018/12/2018-12-01-05-49-36-mozilla-central/firefox-65.0a1.en-US.linux-x86_64.tar.bz2 -O $TMP;
+      wget https://archive.mozilla.org/pub/firefox/nightly/2021/05/2021-05-11-09-33-39-mozilla-central/firefox-90.0a1.en-US.linux-x86_64.tar.bz2 -O $TMP;
       tar -xvf $TMP;
-      wget https://github.com/mozilla/geckodriver/releases/download/v0.24.0/geckodriver-v0.24.0-linux64.tar.gz -O $TMP;
+      wget https://github.com/mozilla/geckodriver/releases/download/v0.29.1/geckodriver-v0.29.1-linux64.tar.gz -O $TMP;
       tar --directory firefox -xvf $TMP;
       rm $TMP;
       unset TMP;