diff --git a/.translate/state/need_for_speed.md.yml b/.translate/state/need_for_speed.md.yml
index 8cd13c4..8cf8a4b 100644
--- a/.translate/state/need_for_speed.md.yml
+++ b/.translate/state/need_for_speed.md.yml
@@ -1,5 +1,5 @@
-source-sha: c0a74f003dd77fc52558b7b402b0f058b6b31bf7
-synced-at: "2026-04-12"
+source-sha: 06af1a96c7a831653842bc655bbff3192f0b6f82
+synced-at: "2026-05-05"
 model: claude-sonnet-4-6
 mode: UPDATE
 section-count: 5
diff --git a/lectures/need_for_speed.md b/lectures/need_for_speed.md
index 624da84..9b0fc68 100644
--- a/lectures/need_for_speed.md
+++ b/lectures/need_for_speed.md
@@ -336,8 +336,9 @@ with qe.Timer():
 以下向量化代码使用 NumPy（我们将很快深入研究）来实现同样的功能：
 
 ```{code-cell} ipython
+rng = np.random.default_rng()
 with qe.Timer():
-    x = np.random.uniform(0, 1, n)
+    x = rng.uniform(0, 1, n)
     y = np.sum(x**2)
 ```