diff --git a/symfony/sms-biuras-notifier/5.3/manifest.json b/symfony/sms-biuras-notifier/5.3/manifest.json
new file mode 100644
index 00000000..369ba37b
--- /dev/null
+++ b/symfony/sms-biuras-notifier/5.3/manifest.json
@@ -0,0 +1,5 @@
+{
+    "env": {
+        "#1": "SMSBIURAS_DSN=smsbiuras://UID:API_KEY@default?from=FROM&test_mode=0"
+    }
+}