diff --git a/data/MULTIWOZ2.1/README.md b/data/MULTIWOZ2.1/README.md
index b0fd823b846745a17f6933c7ff57aad9b8b9b8b0..b85dcfc3f56ad995056804944381931b115438ea 100644
--- a/data/MULTIWOZ2.1/README.md
+++ b/data/MULTIWOZ2.1/README.md
@@ -1,5 +1,6 @@
-Note that this is the mid 2019 version of MultiWOZ 2.1.
-The dataset has since been updated and the most recent version will therefore differ
+Note that this is a split (into train, val, test) of the mid 2019 version of MultiWOZ 2.1, which can be found at https://doi.org/10.17863/CAM.41572
+
+The dataset has since been updated and the most recent version of MultiWOZ 2.1 will therefore differ
 from the version we used for the experiments that we report in
 [TripPy: A Triple Copy Strategy for Value Independent Neural Dialog State Tracking](https://www.aclweb.org/anthology/2020.sigdial-1.4/)