diff --git a/backend/package.json b/backend/package.json
index 5cd74ebacf64..2589dcd764b8 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -42,7 +42,7 @@
     "helmet": "4.6.0",
     "ioredis": "4.28.5",
     "lru-cache": "11.5.1",
-    "mjml": "4.15.0",
+    "mjml": "5.0.0",
     "mongodb": "6.3.0",
     "mustache": "4.2.0",
     "nodemailer": "8.0.11",