diff --git a/doc/src/week45/week45.do.txt b/doc/src/week45/week45.do.txt
index a7554dc16..1e6b91644 100644
--- a/doc/src/week45/week45.do.txt
+++ b/doc/src/week45/week45.do.txt
@@ -9,14 +9,14 @@ DATE: today
 * "Friday: Boosting and gradient boosting
 
 
-Geron's chapter 7. See also lecture from "STK-IN4300, lecture 7":"https://www.uio.no/studier/emner/matnat/math/STK-IN4300/h20/slides/lecture_7.pdf". Chapter 9.2 of Hastie et al contains also a good discussion.
+Geron's chapter 7. See also lecture from "STK-IN4300, lecture 9":"https://www.uio.no/studier/emner/matnat/math/STK-IN4300/h20/slides/lecture_9.pdf". Chapter 10 (sections 10.1-10.10 are the most relevant ones)  of Hastie et al contains also a good discussion.
 
 
 !split
 ===== Thursday =====
 
 Bagging, voting and random forests.
-
+The material on bagging and voting is a repeat from last week and can be found in the slides from week 44.
 
 !split
 ===== Random forests =====