diff --git a/README.md b/README.md
index 9c5950b..82b356b 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ the latter case. Complete guide can be found in:
 
 - Homo-complexes and hetero-complex specific models, boosting performance especially when predicting homo-complexes.
 - Sequence vs structure mode. Original version could only be executed with two sequences or two structures. Now one sequence and one structure could be used as input as well. 
-- Atomatic correlated mutations (optinal) 
+- Atomatic correlated mutations (optional)