diff --git a/packages/vitest/src/node/specifications.ts b/packages/vitest/src/node/specifications.ts
index 78422d4dfcb8..7030b63dfc51 100644
--- a/packages/vitest/src/node/specifications.ts
+++ b/packages/vitest/src/node/specifications.ts
@@ -15,7 +15,8 @@ export class VitestSpecifications {
 
   public getModuleSpecifications(moduleId: string): TestSpecification[] {
     const _cached = this.getCachedSpecifications(moduleId)
-    if (_cached) {
+    const validateProjectsForCached = _cached?.map(s => s.project.name).toString() === this.vitest.projects.map(p => p.name).toString()
+    if (_cached && validateProjectsForCached) {
       return _cached
     }
 
diff --git a/test/ui/package.json b/test/ui/package.json
index 84839f72df34..afd463067701 100644
--- a/test/ui/package.json
+++ b/test/ui/package.json
@@ -4,7 +4,6 @@
   "private": true,
   "scripts": {
     "test": "GITHUB_ACTIONS=false playwright test",
-    "test-e2e": "GITHUB_ACTIONS=false playwright test",
     "test-e2e-ui": "GITHUB_ACTIONS=false playwright test --ui",
     "test-fixtures": "vitest"
   },
diff --git a/test/watch/fixtures/filterWorkspaces/client/some.test.ts b/test/watch/fixtures/filterWorkspaces/client/some.test.ts
new file mode 100644
index 000000000000..3a38baf19e99
--- /dev/null
+++ b/test/watch/fixtures/filterWorkspaces/client/some.test.ts
@@ -0,0 +1,3 @@
+import { test } from 'vitest'
+
+test.todo('client')
diff --git a/test/watch/fixtures/filterWorkspaces/server/some.test.ts b/test/watch/fixtures/filterWorkspaces/server/some.test.ts
new file mode 100644
index 000000000000..cda4a9a27d70
--- /dev/null
+++ b/test/watch/fixtures/filterWorkspaces/server/some.test.ts
@@ -0,0 +1,3 @@
+import { test } from 'vitest'
+
+test.todo('server')
diff --git a/test/watch/fixtures/filterWorkspaces/shared/some.test.ts b/test/watch/fixtures/filterWorkspaces/shared/some.test.ts
new file mode 100644
index 000000000000..6e687d3cc665
--- /dev/null
+++ b/test/watch/fixtures/filterWorkspaces/shared/some.test.ts
@@ -0,0 +1,3 @@
+import { test } from 'vitest'
+
+test.todo('isomorphic')
diff --git a/test/watch/package.json b/test/watch/package.json
index 390e68ff034c..51662d91b50f 100644
--- a/test/watch/package.json
+++ b/test/watch/package.json
@@ -3,7 +3,8 @@
   "type": "module",
   "private": true,
   "scripts": {
-    "test": "vitest"
+    "test": "vitest",
+    "test:dev": "vitest --watch"
   },
   "devDependencies": {
     "@vitest/browser": "workspace:*",
diff --git a/test/watch/vitest.config.browser.ts b/test/watch/vitest.config.browser.ts
new file mode 100644
index 000000000000..203806b91460
--- /dev/null
+++ b/test/watch/vitest.config.browser.ts
@@ -0,0 +1,8 @@
+import { defineProject } from 'vitest/config'
+
+export default defineProject({
+  test: {
+    name: 'browser',
+    include: ['fixtures/filterWorkspaces/client/**/*.ts', 'fixtures/filterWorkspaces/shared/**/*.ts'],
+  },
+})
diff --git a/test/watch/vitest.config.node.ts b/test/watch/vitest.config.node.ts
new file mode 100644
index 000000000000..73bebd4f5107
--- /dev/null
+++ b/test/watch/vitest.config.node.ts
@@ -0,0 +1,8 @@
+import { defineProject } from 'vitest/config'
+
+export default defineProject({
+  test: {
+    name: 'node',
+    include: ['fixtures/filterWorkspaces/server/**/*.ts', 'fixtures/filterWorkspaces/shared/**/*.ts'],
+  },
+})
diff --git a/test/watch/vitest.workspace.ts b/test/watch/vitest.workspace.ts
new file mode 100644
index 000000000000..15d2daccf80d
--- /dev/null
+++ b/test/watch/vitest.workspace.ts
@@ -0,0 +1 @@
+export default ['vitest.config.ts', 'vitest.config.browser.ts', 'vitest.config.node.ts']