diff --git a/packages/vue/__tests__/mathmlNamespace.spec.ts b/packages/vue/__tests__/mathmlNamespace.spec.ts
index 58dd26389f1..ea24cafa9c8 100644
--- a/packages/vue/__tests__/mathmlNamespace.spec.ts
+++ b/packages/vue/__tests__/mathmlNamespace.spec.ts
@@ -8,6 +8,10 @@
 import { render, h, ref, nextTick } from '../src'
 
 describe('MathML support', () => {
+  afterEach(() => {
+    document.body.innerHTML = ''
+  })
+
   test('should mount elements with correct html namespace', () => {
     const root = document.createElement('div')
     document.body.appendChild(root)
diff --git a/packages/vue/__tests__/svgNamespace.spec.ts b/packages/vue/__tests__/svgNamespace.spec.ts
index 198c9b6fd4b..9d2159199ad 100644
--- a/packages/vue/__tests__/svgNamespace.spec.ts
+++ b/packages/vue/__tests__/svgNamespace.spec.ts
@@ -8,6 +8,10 @@
 import { render, h, ref, nextTick } from '../src'
 
 describe('SVG support', () => {
+  afterEach(() => {
+    document.body.innerHTML = ''
+  })
+
   test('should mount elements with correct html namespace', () => {
     const root = document.createElement('div')
     document.body.appendChild(root)