diff --git a/config/packages/mailer.yaml b/config/packages/mailer.yaml
index 4a7c321..56a650d 100644
--- a/config/packages/mailer.yaml
+++ b/config/packages/mailer.yaml
@@ -1,4 +1,3 @@
 framework:
     mailer:
         dsn: '%env(MAILER_DSN)%'
-        ping_threshold: 10