From 7af1ae4f242a56c165171481cee9239e0cf718a5 Mon Sep 17 00:00:00 2001
From: Chihiro Watanabe <chihiro.watanabe.econ@gmail.com>
Date: Tue, 28 Jul 2026 18:30:20 +0900
Subject: [PATCH] Update rng usage in organization_capital.md

---
 lectures/organization_capital.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lectures/organization_capital.md b/lectures/organization_capital.md
index f6aa4e467..ae445492d 100644
--- a/lectures/organization_capital.md
+++ b/lectures/organization_capital.md
@@ -188,13 +188,13 @@ mystnb:
     caption: Posterior mean convergence and uncertainty
     name: fig-posterior-evolution
 ---
-np.random.seed(0)
+rng = np.random.default_rng(0)
 
 θ_true = 0.8
 π = 1.0
 
 T = 20
-ε = np.random.randn(T)
+ε = rng.standard_normal(T)
 z_signals = θ_true + ε
 
 posterior_means = []