diff --git a/setup.py b/setup.py
index 6334fdf..129c055 100644
--- a/setup.py
+++ b/setup.py
@@ -19,6 +19,7 @@ setup(name='stark-api',
     'Flask==3.0.0',
     'requests==2.31.0',
     'flask-babel==4.0.0',
-    'stark @ git+https://github.com/clarinsi/STARK@master'
+    'stark @ git+https://github.com/clarinsi/STARK@master',
+    'conllu==6.0.0'
   ],
 )
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