diff --git a/jest.config.js b/jest.config.js
index 3abcbd94..43a2d339 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -1,5 +1,7 @@
 /** @type {import('ts-jest').JestConfigWithTsJest} */
 module.exports = {
-  preset: "ts-jest",
+  transform: {
+    "^.+\\.tsx?$": ["ts-jest", { isolatedModules: true }],
+  },
   testEnvironment: "node",
 };