diff --git a/content/chapters/11_advriskmin/11-11-max-likelihood-l2.md b/content/chapters/11_advriskmin/11-11-max-likelihood-l2.md
index dc027c8..0f1f54c 100644
--- a/content/chapters/11_advriskmin/11-11-max-likelihood-l2.md
+++ b/content/chapters/11_advriskmin/11-11-max-likelihood-l2.md
@@ -1,5 +1,5 @@
 ---
-title: "Chapter 11.12: Maximum Likelihood Estimation vs Empirical Risk Minimization I"
+title: "Chapter 11.11: Maximum Likelihood Estimation vs Empirical Risk Minimization I"
 weight: 11011
 ---
 We discuss the connection between maximum likelihood estimation and risk minimization, then demonstrate the correspondence between a Gaussian error distribution and \\(L2\\) loss.