diff --git a/apps/web/tests/subagent-fork-schedule.snapshot.ts b/apps/web/tests/subagent-fork-schedule.snapshot.ts
index d205627cf7..62f42cb69a 100644
--- a/apps/web/tests/subagent-fork-schedule.snapshot.ts
+++ b/apps/web/tests/subagent-fork-schedule.snapshot.ts
@@ -29,7 +29,7 @@ it.skipIf(MODE === 'record')('replays inherited schedule tools and refusals in a
     .map(file => selectedSessionFixture(join(DIR, file))))
   let expected = await Promise.all(paths.map(path => readFile(path, 'utf8')))
   const scaffold = await launchWebScaffold({
-    replayFixture: paths[0], replayChildFixtures: [paths[1]!], compareReplaySession: false,
+    replayFixture: paths[0]!, replayChildFixtures: [paths[1]!], compareReplaySession: false,
   })
   try {
     const sessions: Session[] = []
@@ -48,7 +48,7 @@ it.skipIf(MODE === 'record')('replays inherited schedule tools and refusals in a
     const activation = await scaffold.ctx.subagents.startActivation({
       provider: 'fork', label: 'Check child reminder refusal', delivery: 'caller',
       signal: new AbortController().signal,
-      request: { parent, prompt: childPrompt.data.content },
+      request: { parent, prompt: [...childPrompt.data.content] },
     })
     try {
       await activation.result
diff --git a/apps/web/tsconfig.json b/apps/web/tsconfig.json
index 295c9d1c56..a1ca391613 100644
--- a/apps/web/tsconfig.json
+++ b/apps/web/tsconfig.json
@@ -49,6 +49,7 @@
     "tests/minimal-preset.snapshot.ts",
     "tests/message-feedback-protocol.snapshot.ts",
     "tests/preset-migration.snapshot.ts",
+    "tests/subagent-fork-schedule.snapshot.ts",
     "tests/live-interactions.e2e.ts",
     "tests/question-composer.e2e.ts",
     "tests/approval-composer.e2e.ts",
diff --git a/tsconfig.host.json b/tsconfig.host.json
index 61ee9d67e3..afcff3414a 100644
--- a/tsconfig.host.json
+++ b/tsconfig.host.json
@@ -44,6 +44,7 @@
     "apps/web/tests/minimal-preset.snapshot.ts",
     "apps/web/tests/message-feedback-protocol.snapshot.ts",
     "apps/web/tests/preset-migration.snapshot.ts",
+    "apps/web/tests/subagent-fork-schedule.snapshot.ts",
     "apps/web/tests/live-interactions.e2e.ts",
     "apps/web/tests/question-composer.e2e.ts",
     "apps/web/tests/approval-composer.e2e.ts",