diff --git a/build/composer7.3.yml b/build/composer7.3.yml
index 92b594f..fd8fe60 100644
--- a/build/composer7.3.yml
+++ b/build/composer7.3.yml
@@ -7,7 +7,7 @@ composer-build:
         paths:
             - vendor/
     script:
-        - composer install --no-dev --optimize-autoloader --classmap-authoritative --no-scripts
+        - composer install --no-dev --optimize-autoloader --classmap-authoritative --no-scripts --ignore-platform-reqs
     artifacts:
       expose_as: 'vendor'
       paths: