diff --git a/packages/typert/generator/tests/cordis-catalog-contract.spec.ts b/packages/typert/generator/tests/cordis-catalog-contract.spec.ts
index 4092ac7e63..81dea26867 100644
--- a/packages/typert/generator/tests/cordis-catalog-contract.spec.ts
+++ b/packages/typert/generator/tests/cordis-catalog-contract.spec.ts
@@ -27,6 +27,9 @@ const TEST_POLICY: CordisCatalogPolicy = {
   inheritedServices: [],
 }
 
+// Cold TypeScript program creation can exceed Vitest's 5s default under aggregate coverage load.
+const COLD_PROGRAM_TIMEOUT = { timeout: 15_000 }
+
 function collectEvents(root: string): EventEntry[] {
   return collectEventsWithPolicy(root, TEST_POLICY)
 }
@@ -126,7 +129,7 @@ afterEach(() => {
 })
 
 describe('gen-cordis-catalog collectEvents', () => {
-  it('extracts a well-formed event with its @mode and JSDoc', () => {
+  it('extracts a well-formed event with its @mode and JSDoc', COLD_PROGRAM_TIMEOUT, () => {
     const events = collectEvents(make(
       '    /**\n     * A thing happened.\n     * @param id - which thing.\n     * @mode emit\n     */\n    \'fix/happened\'(id: string): void',
     ))
diff --git a/packages/typert/loader/tests/loader.spec.ts b/packages/typert/loader/tests/loader.spec.ts
index 4fc6f09438..c61db1ae9c 100644
--- a/packages/typert/loader/tests/loader.spec.ts
+++ b/packages/typert/loader/tests/loader.spec.ts
@@ -172,9 +172,10 @@ describe('typert loader', () => {
     expect(ctx.typert.get('@fixture/late#Late')).toBeUndefined()
     await ctx.loader.create({ name: '@fixture/late' })
     await ctx.loader.await()
-    // The microtask flush and the dynamic import need a turn to settle.
-    await new Promise(resolve => setTimeout(resolve, 20))
-    expect(ctx.typert.get('@fixture/late#Late')).toBeDefined()
+    // Contributor import settles after Loader's own await boundary.
+    await vi.waitFor(() => {
+      expect(ctx.typert.get('@fixture/late#Late')).toBeDefined()
+    }, { timeout: 10_000 })
   })
 
   it('drops an in-flight manifest when the loader is disposed before import settles', LOADER_TEST_TIMEOUT, async () => {
diff --git a/packages/ui/tui/tests/tui.spec.ts b/packages/ui/tui/tests/tui.spec.ts
index 931da582ba..5e62010bad 100644
--- a/packages/ui/tui/tests/tui.spec.ts
+++ b/packages/ui/tui/tests/tui.spec.ts
@@ -3897,8 +3897,9 @@ describe('skill slash command', () => {
       source: 'runtime',
       content: 'Dynamic body.',
     })
-    await tick()
-    expect(result.terminal.output).toContain('DYNAMIC_COMPLETION_MARKER')
+    await vi.waitFor(() => {
+      expect(result.terminal.output).toContain('DYNAMIC_COMPLETION_MARKER')
+    })
 
     result.terminal.send('\x03')
     disposeSkill()