diff --git a/src/spikeinterface/widgets/gtstudy.py b/src/spikeinterface/widgets/gtstudy.py
index cb7eaf9df1..6e4433ee60 100644
--- a/src/spikeinterface/widgets/gtstudy.py
+++ b/src/spikeinterface/widgets/gtstudy.py
@@ -240,8 +240,6 @@ class StudyAgreementMatrix(BaseWidget):
     ordered: bool
         Order units with best agreement scores.
         This enable to see agreement on a diagonal.
-    count_text: bool
-        If True counts are displayed as text
     """
 
     def __init__(