diff --git a/package.json b/package.json
index ba41709..7d1b273 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "prepare": "husky install",
     "prettier": "prettier --write src/**/*.{ts,tsx}",
     "lint": "eslint \"{src,tests,examples}**/*.{ts,tsx}\"",
-    "test": "vitest --globals --environment happy-dom -w false --coverage",
+    "test": "vitest --globals --dom -w false --coverage",
     "storybook": "storybook dev -p 6006",
     "build-storybook": "storybook build"
   },
diff --git a/tests/usePopperTooltip.spec.tsx b/tests/usePopperTooltip.spec.tsx
index 54249b4..e2556ca 100644
--- a/tests/usePopperTooltip.spec.tsx
+++ b/tests/usePopperTooltip.spec.tsx
@@ -146,22 +146,18 @@ describe('trigger option', () => {
 
     // Nothing after hover
     user.hover(screen.getByText(TriggerText));
-    vi.runAllTimers();
     expect(screen.queryByText(TooltipText)).not.toBeInTheDocument();
 
     // Nothing after click
     user.click(screen.getByText(TriggerText));
-    vi.runAllTimers();
     expect(screen.queryByText(TooltipText)).not.toBeInTheDocument();
 
     // Nothing after right-click
     fireEvent.contextMenu(screen.getByText(TriggerText));
-    vi.runAllTimers();
     expect(screen.queryByText(TooltipText)).not.toBeInTheDocument();
 
     // Nothing after focus
     fireEvent.focus(screen.getByText(TriggerText));
-    vi.runAllTimers();
     expect(screen.queryByText(TooltipText)).not.toBeInTheDocument();
   });
 });
@@ -262,7 +258,6 @@ describe('visible option controls the state and', () => {
 
     // The state is controlled, click doesn't change it
     user.click(screen.getByText(TriggerText));
-    vi.runAllTimers();
     expect(screen.queryByText(TooltipText)).not.toBeInTheDocument();
   });
 
@@ -272,7 +267,6 @@ describe('visible option controls the state and', () => {
 
     // The state is controlled, click doesn't change it
     user.click(screen.getByText(TriggerText));
-    vi.runAllTimers();
     expect(await screen.findByText(TooltipText)).toBeInTheDocument();
   });
 });
diff --git a/vite.config.ts b/vite.config.ts
new file mode 100644
index 0000000..c65c4cb
--- /dev/null
+++ b/vite.config.ts
@@ -0,0 +1,9 @@
+import {defineConfig} from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    coverage: {
+      include: ['src/**/*.ts'],
+    },
+  },
+});