diff --git a/.travis.yml b/.travis.yml
index 2265373c2..af63bd603 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -27,7 +27,7 @@ before_install:
 - chmod -R u+x ./.travis-ci
 - export COMPOSE_INTERACTIVE_NO_CLI=1
 # Only pass a single runtime for CI stability
-- echo "_APP_FUNCTIONS_ENVS=php-8.0" >> .env
+- echo "_APP_FUNCTIONS_RUNTIMES=php-8.0" >> .env
 
 install:
 - docker-compose up -d