diff --git a/jest.config.js b/jest.config.js
index 3abcbd9..0e517ef 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -2,4 +2,7 @@
 module.exports = {
   preset: "ts-jest",
   testEnvironment: "node",
+  transform: {
+    "^.+\\.[tj]s$": "ts-jest",
+  },
 };