diff --git a/default.json b/default.json
index 7b6f6be..00c7d83 100644
--- a/default.json
+++ b/default.json
@@ -1,4 +1,5 @@
 {
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
     ":dependencyDashboard",
     ":rebaseStalePrs",
@@ -284,6 +285,18 @@
       "prPriority": 99
     }
   ],
+  "customManagers": [
+    {
+      "customType": "regex",
+      "fileMatch": ["infra/.+\\.ts"],
+      "matchStrings": [
+        "const DATADOG_EXTENSION_LAYER_VERSION = (?<currentValue>\\d+)"
+      ],
+      "packageNameTemplate": "DataDog/datadog-lambda-extension",
+      "depNameTemplate": "datadog lambda extension layer",
+      "datasourceTemplate": "github-releases"
+    }
+  ],
   "branchConcurrentLimit": null,
   "branchPrefix": "renovate-",
   "commitMessageAction": "",
diff --git a/non-critical.json b/non-critical.json
index ea13a58..2aaf979 100644
--- a/non-critical.json
+++ b/non-critical.json
@@ -1,4 +1,5 @@
 {
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
     ":dependencyDashboard",
     ":prHourlyLimit2",
diff --git a/third-party-major.json b/third-party-major.json
index 547b85a..52cc3e9 100644
--- a/third-party-major.json
+++ b/third-party-major.json
@@ -1,4 +1,5 @@
 {
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
     ":dependencyDashboard",
     ":prHourlyLimit4",