diff --git a/.travis.yml b/.travis.yml
index 56519fb..1c00b45 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,6 +14,7 @@ php:
   - 7.2
   - 7.3
   - 7.4
+  - 8.0
   - "nightly"
 
 jobs:
@@ -34,7 +35,7 @@ cache:
 
 before_script:
   - |
-    if [[ $TRAVIS_PHP_VERSION != "nightly" ]]; then
+    if [[ $TRAVIS_PHP_VERSION != "nightly" && $TRAVIS_PHP_VERSION != "8.0" ]]; then
       composer install --no-suggest --no-interaction
     else
       # Ignore platform requirements to allow PHPUnit to install on PHP 8.