diff --git a/index.html b/index.html
index 87957a8..1e1df27 100644
--- a/index.html
+++ b/index.html
@@ -15,8 +15,8 @@
         <ul>
             <li>
                 <p style="font-size: larger; margin-bottom: 0">Download draft PDF Chapters 1-21 <a
-                        href="https://github.com/udlbook/udlbook/releases/download/v.1.18/UnderstandingDeepLearning_24_12_23_C.pdf">here</a>
-                </p>2023-12-24. CC-BY-NC-ND license<br>
+                        href="https://github.com/udlbook/udlbook/releases/download/v1.19/UnderstandingDeepLearning_16_12_23_C.pdf">here</a>
+                </p>2024-01-16. CC-BY-NC-ND license<br>
                 <img src="https://img.shields.io/github/downloads/udlbook/udlbook/total" alt="download stats shield">
             </li>
             <li> Order your copy from  <a href="https://mitpress.mit.edu/9780262048644/understanding-deep-learning/">here </a></li>