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diff --git a/posts/2019-03-13-a-tail-of-two-densities.md b/posts/2019-03-13-a-tail-of-two-densities.md
index dffe015..1d9cf75 100644
--- a/posts/2019-03-13-a-tail-of-two-densities.md
+++ b/posts/2019-03-13-a-tail-of-two-densities.md
@@ -97,7 +97,7 @@ by adding noise to the gradients.
 
 Now if you have an hour\...
 
-[^dv] For those who have read about differential privacy and never heard 
+[^dv]: For those who have read about differential privacy and never heard 
 of the term "divergence variable", it is closely related to the notion of "privacy loss",
 see the paragraph under Claim 6 in [Back to approximate differential privacy](#back-to-approximate-differential-privacy).