diff --git a/jest.config.js b/jest.config.js
index 6530cc89..61ba171e 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -3,6 +3,7 @@ module.exports = {
   setupFiles: ['./src/test/setupFiles/automatic-mocks.ts'],
   preset: 'ts-jest',
   testRegex: '(test|src)/.*test.ts$',
+  moduleFileExtensions: ['ts', 'js', 'json'],
   globals: {
     'ts-jest': {
       diagnostics: false,