diff --git a/jest.config.js b/jest.config.js
index 4ffc0e31..369165f4 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -2,6 +2,7 @@
 module.exports = {
   preset: 'ts-jest',
   testEnvironment: 'jsdom',
+  setupFiles: ['<rootDir>/setupJest.js'],
   testPathIgnorePatterns: [
     '<rootDir>/node_modules/',
     '<rootDir>/*.js',
diff --git a/package.json b/package.json
index b540a424..7d3cb4cb 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,9 @@
     "prettier": "^3.4.2",
     "semantic-release": "^24.2.1",
     "ts-jest": "^29.2.5",
-    "typescript": "^5.7.3"
+    "typescript": "^5.7.3",
+    "ts-node": "^10.9.2",
+    "whatwg-fetch": "^3.6.20"
   },
   "peerDependencies": {
     "next": "^14",
diff --git a/setupJest.js b/setupJest.js
new file mode 100644
index 00000000..9743a25a
--- /dev/null
+++ b/setupJest.js
@@ -0,0 +1 @@
+const fetch = require("whatwg-fetch")
diff --git a/src/provider/public-env-provider.tsx b/src/provider/public-env-provider.tsx
index 253fd255..b0a2e30c 100644
--- a/src/provider/public-env-provider.tsx
+++ b/src/provider/public-env-provider.tsx
@@ -20,10 +20,10 @@ type PublicEnvProviderProps = PropsWithChildren;
  * </PublicEnvProvider>
  * ```
  */
-export const PublicEnvProvider: FC<PublicEnvProviderProps> = async ({
+export const PublicEnvProvider: FC<PublicEnvProviderProps> = ({
   children,
 }) => {
-  await connection(); // Opt into dynamic rendering
+  connection(); // Opt into dynamic rendering
 
   // This value will be evaluated at runtime
   const publicEnv = getPublicEnv();
diff --git a/src/script/public-env-script.tsx b/src/script/public-env-script.tsx
index 0922619d..e4321c4a 100644
--- a/src/script/public-env-script.tsx
+++ b/src/script/public-env-script.tsx
@@ -23,8 +23,8 @@ type PublicEnvScriptProps = {
  * </head>
  * ```
  */
-export const PublicEnvScript: FC<PublicEnvScriptProps> = async ({ nonce }) => {
-  await connection(); // Opt into dynamic rendering
+export const PublicEnvScript: FC<PublicEnvScriptProps> =  ({ nonce }) => {
+  connection(); // Opt into dynamic rendering
 
   // This value will be evaluated at runtime
   const publicEnv = getPublicEnv();
diff --git a/tsconfig.json b/tsconfig.json
index 7150fffb..17152d94 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -23,8 +23,9 @@
     "strict": true,
     "target": "es2022",
     "rootDir": "src",
-    "outDir": "build"
+    "outDir": "build",
+    "skipLibCheck": true
   },
-  "include": ["src/**/*.ts", "src/**/*.tsx"],
+  "include": ["next-env.d.ts", "src/**/*.ts", "src/**/*.tsx"],
   "exclude": ["node_modules", "**/__mocks__/*.ts", "**/*.spec.ts"]
 }