diff --git a/symfony/lock/4.4/manifest.json b/symfony/lock/4.4/manifest.json
index 2d478101..0a321dce 100644
--- a/symfony/lock/4.4/manifest.json
+++ b/symfony/lock/4.4/manifest.json
@@ -5,6 +5,6 @@
     "env": {
         "#1": "Choose one of the stores below",
         "#2": "LOCK_DSN=redis://localhost",
-        "LOCK_DSN": "semaphore"
+        "LOCK_DSN": "flock"
     }
 }
diff --git a/symfony/lock/5.2/manifest.json b/symfony/lock/5.2/manifest.json
index 53a9f5eb..9b18225a 100644
--- a/symfony/lock/5.2/manifest.json
+++ b/symfony/lock/5.2/manifest.json
@@ -5,6 +5,6 @@
     "env": {
         "#1": "Choose one of the stores below",
         "#2": "postgresql+advisory://db_user:db_password@localhost/db_name",
-        "LOCK_DSN": "semaphore"
+        "LOCK_DSN": "flock"
     }
 }