diff --git a/README.md b/README.md
index b08881e59330021abb9488e809667e732d697d7c..9544a63997145986b48ff254cb802ba4411595f6 100644
--- a/README.md
+++ b/README.md
@@ -74,7 +74,6 @@ p1[_publications/Samuilov-2018-BOU]
 
 s0 --> a6 --> a7
 s1 --> a6
-s2 --> s1
 
 a7 --> a8 --> p1
 a7 --> a9 --> p2