diff --git a/packages/app/vitest.config.ts b/packages/app/vitest.config.ts
index a1986df8c..6b55aceff 100644
--- a/packages/app/vitest.config.ts
+++ b/packages/app/vitest.config.ts
@@ -36,6 +36,21 @@ export default defineConfig({
     },
   },
   resolve: {
+    extensions: [
+      ".web.mjs",
+      ".web.js",
+      ".web.mts",
+      ".web.ts",
+      ".web.jsx",
+      ".web.tsx",
+      ".mjs",
+      ".js",
+      ".mts",
+      ".ts",
+      ".jsx",
+      ".tsx",
+      ".json",
+    ],
     alias: [
       {
         find: /^@getpaseo\/relay\/e2ee$/,
diff --git a/vitest.config.ts b/vitest.config.ts
index 1cc00f79c..2f1f4684a 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -14,6 +14,21 @@ const resolvePackageEntry = (packageName: string) => {
 
 export default defineConfig({
   resolve: {
+    extensions: [
+      ".web.mjs",
+      ".web.js",
+      ".web.mts",
+      ".web.ts",
+      ".web.jsx",
+      ".web.tsx",
+      ".mjs",
+      ".js",
+      ".mts",
+      ".ts",
+      ".jsx",
+      ".tsx",
+      ".json",
+    ],
     alias: [
       {
         find: /^@getpaseo\/relay\/e2ee$/,