diff --git a/e2e/karma.conf.js b/e2e/karma.conf.js
index cfab2e22903..84a81e303bb 100644
--- a/e2e/karma.conf.js
+++ b/e2e/karma.conf.js
@@ -58,7 +58,8 @@ module.exports = function (config) {
           directories: ['./node_modules'],
           alias: {
             '@firebase/messaging/sw':
-              'node_modules/@firebase/messaging/dist/index.sw.esm2017.js'
+              'node_modules/@firebase/messaging/dist/index.sw.esm2017.js',
+            'idb': 'node_modules/idb/build/index.js'
           }
         },
         transforms: [
@@ -77,7 +78,14 @@ module.exports = function (config) {
         ]
       },
       compilerOptions: {
-        allowJs: true
+        allowJs: true,
+        'module': 'commonjs',
+        'moduleResolution': 'node',
+        'resolveJsonModule': true,
+        'esModuleInterop': true,
+        'sourceMap': true,
+        'target': 'es5',
+        'importHelpers': true
       }
     },
     plugins: [
diff --git a/e2e/sample-apps/modular.js b/e2e/sample-apps/modular.js
index 04c6d95af21..cf08ca53d9d 100644
--- a/e2e/sample-apps/modular.js
+++ b/e2e/sample-apps/modular.js
@@ -23,7 +23,11 @@ import {
   logEvent
 } from 'firebase/analytics';
 import { initializeAppCheck, CustomProvider } from 'firebase/app-check';
-import { getFunctions, httpsCallable } from 'firebase/functions';
+import {
+  getFunctions,
+  httpsCallable,
+  httpsCallableFromURL
+} from 'firebase/functions';
 import {
   getStorage,
   ref,
@@ -133,7 +137,7 @@ async function callFunctions(app) {
       throw e;
     }
   }
-  callTest = httpsCallableByUrl(
+  callTest = httpsCallableFromURL(
     functions,
     `https://us-central-${app.options.projectId}.cloudfunctions.net/callTest`
   );
diff --git a/e2e/webpack.config.js b/e2e/webpack.config.js
index f0ef1fa7d02..38e56dd041b 100644
--- a/e2e/webpack.config.js
+++ b/e2e/webpack.config.js
@@ -57,7 +57,7 @@ module.exports = [
     },
     devtool: 'source-map',
     devServer: {
-      contentBase: './build'
+      static: './build'
     }
   },
   {
@@ -96,7 +96,7 @@ module.exports = [
     },
     devtool: 'source-map',
     devServer: {
-      contentBase: './build'
+      static: './build'
     }
   }
 ];