diff --git a/functions/package-lock.json b/functions/package-lock.json
index 2a3e357..32206df 100644
--- a/functions/package-lock.json
+++ b/functions/package-lock.json
@@ -15,7 +15,7 @@
         "firebase-functions": "^4.9.0"
       },
       "engines": {
-        "node": "18"
+        "node": "18.20.8"
       }
     },
     "node_modules/@babel/parser": {
diff --git a/functions/package.json b/functions/package.json
index 68fa844..35d8205 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -9,7 +9,7 @@
     "logs": "firebase functions:log"
   },
   "engines": {
-    "node": "18"
+    "node": "18.20.8"
   },
   "dependencies": {
     "@ecomplus/application-sdk": "^22.0.0-firestore.1.15.7",