diff --git a/api/node/__test__/api.spec.ts b/api/node/__test__/api.spec.ts
index 2637d0ffb..38d7b7166 100644
--- a/api/node/__test__/api.spec.ts
+++ b/api/node/__test__/api.spec.ts
@@ -7,16 +7,16 @@ const path = require('node:path');
 import { loadFile, CompileError } from '../index'
 
 test('loadFile', (t) => {
-    let demo = loadFile(path.join(__dirname, "resources/test.slint"));
+    let demo = loadFile(path.join(__dirname, "resources/test.slint")) as any;
     let test = new demo.Test();
     t.is(test.check, "Test");
 
     let errorPath = path.join(__dirname, "resources/error.slint");
 
     const error = t.throws(() => {
-            loadFile(errorPath)
-        },
-        {instanceOf: CompileError}
+        loadFile(errorPath)
+    },
+        { instanceOf: CompileError }
     );
 
     t.is(error?.message, "Could not compile " + errorPath);
@@ -46,12 +46,12 @@ test('loadFile', (t) => {
 })
 
 test('constructor parameters', (t) => {
-    let demo = loadFile(path.join(__dirname, "resources/test-constructor.slint"));
+    let demo = loadFile(path.join(__dirname, "resources/test-constructor.slint")) as any;
     let hello = "";
-    let test = new demo.Test({ say_hello: function() { hello = "hello"; }, check: "test"});
+    let test = new demo.Test({ say_hello: function () { hello = "hello"; }, check: "test" });
 
     test.say_hello();
 
     t.is(test.check, "test");
     t.is(hello, "hello");
-})
\ No newline at end of file
+})
diff --git a/api/node/__test__/compiler.spec.ts b/api/node/__test__/compiler.spec.ts
index 62025ba57..91031f4b8 100644
--- a/api/node/__test__/compiler.spec.ts
+++ b/api/node/__test__/compiler.spec.ts
@@ -19,13 +19,13 @@ test('get/set library paths', (t) => {
   let compiler = new private_api.ComponentCompiler;
 
   compiler.libraryPaths = {
-    "libfile.slint" : "third_party/libfoo/ui/lib.slint",
-    "libdir" : "third_party/libbar/ui/",
+    "libfile.slint": "third_party/libfoo/ui/lib.slint",
+    "libdir": "third_party/libbar/ui/",
   };
 
   t.deepEqual(compiler.libraryPaths, {
-    "libfile.slint" : "third_party/libfoo/ui/lib.slint",
-    "libdir" : "third_party/libbar/ui/",
+    "libfile.slint": "third_party/libfoo/ui/lib.slint",
+    "libdir": "third_party/libbar/ui/",
   });
 })
 
@@ -241,13 +241,13 @@ test('non-existent properties and callbacks', (t) => {
 
   const prop_err = t.throws(() => {
     instance!.setProperty("non-existent", 42);
-  });
+  }) as any;
   t.is(prop_err!.code, 'GenericFailure');
   t.is(prop_err!.message, 'Property non-existent not found in the component');
 
   const callback_err = t.throws(() => {
     instance!.setCallback("non-existent-callback", () => { });
-  });
+  }) as any;
   t.is(callback_err!.code, 'GenericFailure');
   t.is(callback_err!.message, 'Callback non-existent-callback not found in the component');
-})
\ No newline at end of file
+})
diff --git a/api/node/__test__/js_value_conversion.spec.ts b/api/node/__test__/js_value_conversion.spec.ts
index 032fe4b52..46aae9ce5 100644
--- a/api/node/__test__/js_value_conversion.spec.ts
+++ b/api/node/__test__/js_value_conversion.spec.ts
@@ -157,7 +157,7 @@ test('set struct properties', (t) => {
   }, {
     instanceOf: Error
   }
-  );
+  ) as any;
   t.is(incomplete_struct_err!.code, 'InvalidArg');
   t.is(incomplete_struct_err!.message, 'expect Number, got: Undefined');
 
diff --git a/api/node/package.json b/api/node/package.json
index 6c11978a2..e6f701135 100644
--- a/api/node/package.json
+++ b/api/node/package.json
@@ -30,7 +30,7 @@
     "install": "npm run build",
     "docs": "npm run build && typedoc --hideGenerator --treatWarningsAsErrors --readme cover.md index.ts",
     "test": "ava",
-    "syntax_check": "tsc -noEmit index.ts"
+    "syntax_check": "tsc -noEmit"
   },
   "ava": {
     "require": [
diff --git a/api/node/tsconfig.json b/api/node/tsconfig.json
new file mode 100644
index 000000000..09d960629
--- /dev/null
+++ b/api/node/tsconfig.json
@@ -0,0 +1,6 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "target": "esnext"
+    }
+}