diff --git a/docs/index.rst b/docs/index.rst
index 6dda3910c..52af7189f 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -17,7 +17,7 @@ The first family consists in *discrete* solvers computing transport between poin
 using the Sinkhorn :cite:`cuturi:13` and low-rank Sinkhorn :cite:`scetbon:21` algorithms,
 and moving up towards Gromov-Wasserstein :cite:`memoli:11`, :cite:`memoli:11`;
 the second family consists in *continuous* solvers, using suitable neural architectures :cite:`amos:17` coupled
-with SGD type estimators :cite:`makkuva:20`, :cite:`korotin21`.
+with SGD type estimators :cite:`makkuva:20`, :cite:`korotin:21`.
 
 Design Choices
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