diff --git a/jest.config.js b/jest.config.js
index e76d7d0..bbd1e5f 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -13,7 +13,6 @@ const config = {
       'ts-jest',
       {
         useESM: true,
-        isolatedModules: true,
         tsconfig: 'tsconfig.json',
       },
     ],
diff --git a/tests/setupTests.ts b/tests/setupTests.ts
index c49769e..fec830f 100644
--- a/tests/setupTests.ts
+++ b/tests/setupTests.ts
@@ -12,6 +12,7 @@ beforeEach(async () => {
   console.error = jestObj.fn();
   console.warn = jestObj.fn();
   console.info = jestObj.fn();
+  console.debug = jestObj.fn();
 });
 
 afterEach(() => {
@@ -19,6 +20,7 @@ afterEach(() => {
   console.error = originalConsole.error;
   console.warn = originalConsole.warn;
   console.info = originalConsole.info;
+  console.debug = originalConsole.debug;
 });
 
 export {};
diff --git a/tsconfig.json b/tsconfig.json
index 1db5bc9..58dcc24 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -8,6 +8,7 @@
     "moduleResolution": "node",
     "allowImportingTsExtensions": true,
     "esModuleInterop": true,
+    "isolatedModules": true,
     "noEmit": true,
     "typeRoots": ["node_modules/@types", "src/@types"]
   },