diff --git a/README.md b/README.md
index 9a22b0d..2961326 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@ The ss-TEA can identify specific ligand binding residue positions for any recept
 See reference at https://doi.org/10.1186/1471-2105-12-332 for a description of the score.
 
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