diff --git a/index.html b/index.html
index d069e24..450ad3b 100644
--- a/index.html
+++ b/index.html
@@ -5,7 +5,7 @@ To be published by MIT Press.
 
 <h2> Download draft PDF </h2>
 
-<a href="https://github.com/udlbook/udlbook/releases/download/v.0.5.1/UnderstandingDeepLearning_24_01_23_C.pdf">Draft PDF Chapters 1-18</a><br> 2023-01-24. CC-BY-NC-ND license
+<a href="https://github.com/udlbook/udlbook/releases/download/v0.5.2/UnderstandingDeepLearning_24_01_23_C.pdf">Draft PDF Chapters 1-18</a><br> 2023-01-24. CC-BY-NC-ND license
 <br>
 <ul>
 	<li> Chapters 19-20 (coming soon)