diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7733eafc8..6d0f86ab0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -99,10 +99,12 @@ build:
     stage: Composer install
     image: chill/base-image:8.3-edge
     variables:
+        COMPOSER_MEMORY_LIMIT: 3G
     before_script:
         - composer config -g cache-dir "$(pwd)/.cache"
     script:
         - composer install --optimize-autoloader --no-ansi --no-interaction --no-progress
+        - php bin/console cache:clear
     cache:
         paths:
             - .cache/