diff --git a/heilbronn_triangle_improvement_v2.txt b/heilbronn_triangle_improvement_v2.txt
index 94a2124..42c7bfd 100644
--- a/heilbronn_triangle_improvement_v2.txt
+++ b/heilbronn_triangle_improvement_v2.txt
@@ -68,7 +68,7 @@ following weaker statement, formulated by Zakharov (2026): is it true
 that, for every eps > 0, there is a constant C_eps with
 
 Komlos, Pintz, Szemeredi 1982,
-https://londmathsoc.onlinelibrary.wiley.com/doi/pdf/10.1112/jlms/s2-25.1.159
+https://londmathsoc.onlinelibrary.wiley.com/doi/pdf/10.1112/jlms/s2-25.1.13
 
 Zakharov 2026,
 https://londmathsoc.onlinelibrary.wiley.com/doi/pdf/10.1112/jlms.70447