diff --git a/packages/cli-kit/src/private/node/testing/ui.ts b/packages/cli-kit/src/private/node/testing/ui.ts
index 13c5019050..5db5d37da9 100644
--- a/packages/cli-kit/src/private/node/testing/ui.ts
+++ b/packages/cli-kit/src/private/node/testing/ui.ts
@@ -177,6 +177,9 @@ export async function sendInputAndWaitForContent(
   ...inputs: string[]
 ) {
   await waitForContent(renderInstance, content, () => inputs.forEach((input) => renderInstance.stdin.write(input)))
+  // Yield so React 19's scheduler can flush effects (e.g. re-register useInput
+  // handlers with up-to-date closures) before subsequent input is sent.
+  await new Promise((resolve) => setImmediate(() => setTimeout(resolve, 0)))
 }
 
 /** Function that is useful when you want to check the last frame of a component that unmounted.
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 7a9a193f3f..0b5d9644a4 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -17187,7 +17187,7 @@ snapshots:
       hasown: 2.0.2
       is-core-module: 2.16.1
       is-glob: 4.0.3
-      minimatch: 3.1.2
+      minimatch: 3.1.5
       object.fromentries: 2.0.8
       object.groupby: 1.0.3
       object.values: 1.2.1