diff --git a/bioconda-backup/package-lock.json b/bioconda-backup/package-lock.json
index d767476..fc4e938 100644
--- a/bioconda-backup/package-lock.json
+++ b/bioconda-backup/package-lock.json
@@ -9,6 +9,7 @@
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
+        "@supercharge/promise-pool": "^2.3.0",
         "aws-sdk": "^2.1088.0",
         "axios": "^0.26.0",
         "express": "^4.17.3",
@@ -16,7 +17,7 @@
         "js-yaml": "^4.1.0",
         "node-yaml-config": "^1.0.0",
         "nodegit": "^0.27.0",
-        "nodemailer": "^6.7.2",
+        "nodemailer": "^9.1.1",
         "sqlite3": "^5.0.2",
         "yargs": "^17.3.1"
       }
@@ -32,6 +33,15 @@
         "url": "https://github.com/sindresorhus/is?sponsor=1"
       }
     },
+    "node_modules/@supercharge/promise-pool": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/@supercharge/promise-pool/-/promise-pool-2.4.0.tgz",
+      "integrity": "sha512-O9CMipBlq5OObdt1uKJGIzm9cdjpPWfj+a+Zw9EgWKxaMNHKC7EU7X9taj3H0EGQNLOSq2jAcOa3EzxlfHsD6w==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/@szmarczak/http-timer": {
       "version": "4.0.6",
       "resolved": "https://registry.npmjs.org/@szmarczak/http-timer/-/http-timer-4.0.6.tgz",
@@ -1576,9 +1586,10 @@
       }
     },
     "node_modules/nodemailer": {
-      "version": "6.7.2",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.7.2.tgz",
-      "integrity": "sha512-Dz7zVwlef4k5R71fdmxwR8Q39fiboGbu3xgswkzGwczUfjp873rVxt1O46+Fh0j1ORnAC6L9+heI8uUpO6DT7Q==",
+      "version": "9.1.1",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-9.1.1.tgz",
+      "integrity": "sha512-izw9mVKFix6YSnC9eLgV6g1opl9DUlRio9ZNcq+Wu9Ujn2UwF+8Nl0B8nz22kEC+CTZCvinkxwJ0DeFbb6NwcQ==",
+      "license": "MIT-0",
       "engines": {
         "node": ">=6.0.0"
       }
@@ -2624,6 +2635,11 @@
       "resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-2.1.1.tgz",
       "integrity": "sha512-/aPsuoj/1Dw/kzhkgz+ES6TxG0zfTMGLwuK2ZG00k/iJzYHTLCE8mVU8EPqEOp/lmxPoq1C1C9RYToRKb2KEfg=="
     },
+    "@supercharge/promise-pool": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/@supercharge/promise-pool/-/promise-pool-2.4.0.tgz",
+      "integrity": "sha512-O9CMipBlq5OObdt1uKJGIzm9cdjpPWfj+a+Zw9EgWKxaMNHKC7EU7X9taj3H0EGQNLOSq2jAcOa3EzxlfHsD6w=="
+    },
     "@szmarczak/http-timer": {
       "version": "4.0.6",
       "resolved": "https://registry.npmjs.org/@szmarczak/http-timer/-/http-timer-4.0.6.tgz",
@@ -3850,9 +3866,9 @@
       }
     },
     "nodemailer": {
-      "version": "6.7.2",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.7.2.tgz",
-      "integrity": "sha512-Dz7zVwlef4k5R71fdmxwR8Q39fiboGbu3xgswkzGwczUfjp873rVxt1O46+Fh0j1ORnAC6L9+heI8uUpO6DT7Q=="
+      "version": "9.1.1",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-9.1.1.tgz",
+      "integrity": "sha512-izw9mVKFix6YSnC9eLgV6g1opl9DUlRio9ZNcq+Wu9Ujn2UwF+8Nl0B8nz22kEC+CTZCvinkxwJ0DeFbb6NwcQ=="
     },
     "nopt": {
       "version": "3.0.6",
diff --git a/bioconda-backup/package.json b/bioconda-backup/package.json
index c726f8a..52e0cf3 100644
--- a/bioconda-backup/package.json
+++ b/bioconda-backup/package.json
@@ -17,7 +17,7 @@
     "js-yaml": "^4.1.0",
     "node-yaml-config": "^1.0.0",
     "nodegit": "^0.27.0",
-    "nodemailer": "^6.7.2",
+    "nodemailer": "^9.1.1",
     "sqlite3": "^5.0.2",
     "yargs": "^17.3.1"
   }