diff --git a/addons/addon-attach/test/tsconfig.json b/addons/addon-attach/test/tsconfig.json
index cb6fed28..5f0d9f6c 100644
--- a/addons/addon-attach/test/tsconfig.json
+++ b/addons/addon-attach/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/addons/addon-canvas/test/tsconfig.json b/addons/addon-canvas/test/tsconfig.json
index 9523e64b..f73f1014 100644
--- a/addons/addon-canvas/test/tsconfig.json
+++ b/addons/addon-canvas/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2015",
+    "target": "ESNext",
     "lib": [
       "es6",
     ],
diff --git a/addons/addon-clipboard/test/tsconfig.json b/addons/addon-clipboard/test/tsconfig.json
index cb6fed28..5f0d9f6c 100644
--- a/addons/addon-clipboard/test/tsconfig.json
+++ b/addons/addon-clipboard/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/addons/addon-fit/test/tsconfig.json b/addons/addon-fit/test/tsconfig.json
index cb6fed28..5f0d9f6c 100644
--- a/addons/addon-fit/test/tsconfig.json
+++ b/addons/addon-fit/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/addons/addon-image/test/tsconfig.json b/addons/addon-image/test/tsconfig.json
index cb6fed28..5f0d9f6c 100644
--- a/addons/addon-image/test/tsconfig.json
+++ b/addons/addon-image/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/addons/addon-search/test/tsconfig.json b/addons/addon-search/test/tsconfig.json
index cb6fed28..5f0d9f6c 100644
--- a/addons/addon-search/test/tsconfig.json
+++ b/addons/addon-search/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/addons/addon-serialize/test/tsconfig.json b/addons/addon-serialize/test/tsconfig.json
index cb6fed28..5f0d9f6c 100644
--- a/addons/addon-serialize/test/tsconfig.json
+++ b/addons/addon-serialize/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/addons/addon-unicode-graphemes/test/tsconfig.json b/addons/addon-unicode-graphemes/test/tsconfig.json
index cb6fed28..5f0d9f6c 100644
--- a/addons/addon-unicode-graphemes/test/tsconfig.json
+++ b/addons/addon-unicode-graphemes/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/addons/addon-unicode11/test/tsconfig.json b/addons/addon-unicode11/test/tsconfig.json
index cb6fed28..5f0d9f6c 100644
--- a/addons/addon-unicode11/test/tsconfig.json
+++ b/addons/addon-unicode11/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/addons/addon-web-links/test/tsconfig.json b/addons/addon-web-links/test/tsconfig.json
index cb6fed28..0c61a31e 100644
--- a/addons/addon-web-links/test/tsconfig.json
+++ b/addons/addon-web-links/test/tsconfig.json
@@ -5,6 +5,7 @@
     "lib": [
       "es2021",
     ],
+    // "downlevelIteration": true,
     "rootDir": ".",
     "outDir": "../out-test",
     "sourceMap": true,
diff --git a/addons/addon-webgl/test/tsconfig.json b/addons/addon-webgl/test/tsconfig.json
index d53b2c04..7ff5f6c1 100644
--- a/addons/addon-webgl/test/tsconfig.json
+++ b/addons/addon-webgl/test/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "target": "es2021",
+    "target": "ESNext",
     "lib": [
       "es2021",
     ],
diff --git a/test/playwright/tsconfig.json b/test/playwright/tsconfig.json
index aeb31e32..9857ff0d 100644
--- a/test/playwright/tsconfig.json
+++ b/test/playwright/tsconfig.json
@@ -24,7 +24,7 @@
         "../../src/common/*"
       ]
     },
-    "target": "es2016",
+    "target": "ESNext",
     "module": "commonjs",
   },
   "include": [