diff --git a/.github/versions.json b/.github/versions.json
index d16a4d62..0b90b691 100644
--- a/.github/versions.json
+++ b/.github/versions.json
@@ -631,6 +631,9 @@
         "symfony/isendpro-notifier": [
             "6.3"
         ],
+        "symfony/isendpro-notifier": [
+            "6.3"
+        ],
         "symfony/kaz-info-teh-notifier": [
             "6.1",
             "6.2",
diff --git a/symfony/isendpro-notifier/6.3/manifest.json b/symfony/isendpro-notifier/6.3/manifest.json
new file mode 100644
index 00000000..2835ab8c
--- /dev/null
+++ b/symfony/isendpro-notifier/6.3/manifest.json
@@ -0,0 +1,5 @@
+{
+    "env": {
+        "#1": "ISENDPRO_DSN=isendpro://ACCOUNT_KEY_ID@default?from=FROM&no_stop=NO_STOP&sandbox=SANDBOX"
+    }
+}