diff --git a/index.html b/index.html
index 67f6ab9..d45eead 100644
--- a/index.html
+++ b/index.html
@@ -29,7 +29,8 @@ <h1 id="text1">Universal Speech Translator Demo</h1>
 					target="_blank">code</a>]</li>
 
 			<li>Enhanced Direct Speech-to-Speech Translation Using Self-supervised Pre-training and Data
-				Augmentation: [<a href="enhanced_direct_s2st_units/index.html" target="_blank">demo</a>, <a
+				Augmentation: [<a href="enhanced_direct_s2st_units/index.html" target="_blank">demo</a>, <a 
+					href="https://arxiv.org/abs/2204.02967" target="_blank">paper</a>, <a
 					href="/pytorch/fairseq/blob/main/examples/speech_to_speech/docs/enhanced_direct_s2st_discrete_units.md"
 					target="_blank">code</a>]
 			</li>