diff --git a/index.md b/index.md
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 Please follow this guideline for downloading data from NDA. 
 
-[Updated guidelines - download from NDA](/supplementary_files/Guidelines%20downloading%20data%20v3.pdf)
+[Updated guidelines - download from NDA](https://github.com/BioMedIA/dHCP-release-notes/tree/master/supplementary_files/Guidelines%20downloading%20data%20v3.pdf)
 
 ## Third Data Release