diff --git a/.gitignore b/.gitignore
index a8419a718..f89bb0120 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 *.phar
 .phpunit.result.cache
 docker-compose.override.yml
+.idea/
diff --git a/contrib/yarn.php b/contrib/yarn.php
index b7acd39b5..55c60cfe8 100644
--- a/contrib/yarn.php
+++ b/contrib/yarn.php
@@ -21,7 +21,7 @@
 task('yarn:install', function () {
     if (has('previous_release')) {
         if (test('[ -d {{previous_release}}/node_modules ]')) {
-            run('cp -R {{previous_release}}/node_modules {{release_path}}');
+            run('cp -al {{previous_release}}/node_modules {{release_path}}');
         }
     }
     run("cd {{release_path}} && {{bin/yarn}}");