diff --git a/backend/package-lock.json b/backend/package-lock.json
index 0cbd99f..d5b9091 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -24,7 +24,7 @@
         "jsonwebtoken": "^9.0.2",
         "moment": "^2.29.4",
         "mysql2": "^3.6.5",
-        "nodemailer": "^6.9.7",
+        "nodemailer": "^6.9.9",
         "reflect-metadata": "^0.1.13",
         "sqlstring": "^2.3.3",
         "ts-node": "^10.9.1"
@@ -4960,9 +4960,9 @@
       "dev": true
     },
     "node_modules/nodemailer": {
-      "version": "6.9.7",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.9.7.tgz",
-      "integrity": "sha512-rUtR77ksqex/eZRLmQ21LKVH5nAAsVicAtAYudK7JgwenEDZ0UIQ1adUGqErz7sMkWYxWTTU1aeP2Jga6WQyJw==",
+      "version": "6.9.9",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.9.9.tgz",
+      "integrity": "sha512-dexTll8zqQoVJEZPwQAKzxxtFn0qTnjdQTchoU6Re9BUUGBJiOy3YMn/0ShTW6J5M0dfQ1NeDeRTTl4oIWgQMA==",
       "engines": {
         "node": ">=6.0.0"
       }
diff --git a/backend/package.json b/backend/package.json
index 32abc08..4f070bd 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -32,7 +32,7 @@
     "jsonwebtoken": "^9.0.2",
     "moment": "^2.29.4",
     "mysql2": "^3.6.5",
-    "nodemailer": "^6.9.7",
+    "nodemailer": "^6.9.9",
     "reflect-metadata": "^0.1.13",
     "sqlstring": "^2.3.3",
     "ts-node": "^10.9.1"
diff --git a/backend/src/cron.ts b/backend/src/cron.ts
index 6878d77..5d73b03 100644
--- a/backend/src/cron.ts
+++ b/backend/src/cron.ts
@@ -215,7 +215,9 @@ export class Cron {
                 'Claim your NFT',
                 'en-airdrop-claim',
                 {
+                  appUrl: env.APP_URL,
                   link: `${env.APP_URL}/claim?token=${token}`,
+                  claimExpiresIn: env.CLAIM_EXPIRES_IN,
                 }
               );
             } catch (err) {