diff --git a/tests/script/install.sh b/tests/script/install.sh
index 0adee7ed..1e1a981d 100755
--- a/tests/script/install.sh
+++ b/tests/script/install.sh
@@ -16,3 +16,4 @@ if [ $(phpenv version-name) != "hhvm" ]; then
 fi
 
 composer install --no-interaction --ignore-platform-reqs
+composer update