diff --git a/.npmrc b/.npmrc
new file mode 100644
index 0000000..b6f27f1
--- /dev/null
+++ b/.npmrc
@@ -0,0 +1 @@
+engine-strict=true
diff --git a/package.json b/package.json
index 85a957a..d4692ff 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
   },
   "homepage": "https://github.com/biesbjerg/ngx-translate-extract",
   "engines": {
-    "node": ">=12"
+    "node": ">=11.15.0"
   },
   "config": {},
   "devDependencies": {
diff --git a/tsconfig.json b/tsconfig.json
index fb85d20..d8ecab5 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -8,10 +8,9 @@
         "noImplicitUseStrict": true,
         "removeComments": true,
         "declaration": true,
-        "target": "es2015",
+        "target": "es2019",
         "lib": [
-            "dom",
-            "esnext.array"
+            "es2019"
         ],
         "module": "commonjs",
         "outDir": "dist",