diff -r 3e164c024a01 -r 733ae1911a97 README.md
--- a/README.md	Fri May 08 17:28:21 2026 -0500
+++ b/README.md	Tue May 12 20:44:45 2026 -0500
@@ -3,7 +3,7 @@
 
 These are the codes for the numerical demonstrations of the manuscript
 _“Leak localisation with a measure source convection--diffusion model”_
-([arXiv:????.????](https://arxiv.org/abs/????.????)) by Thi Tam Dang and Tuomo Valkonen.
+([arXiv:2605.12095](https://arxiv.org/abs/2605.12095)) by Thi Tam Dang and Tuomo Valkonen.
 It should be relatively easy to to use this package and the algorithms it provides
 for other PDE-based point source localisation problems.