diff --git a/rascal2/ui/view.py b/rascal2/ui/view.py
index ecc35fa..2a02cb0 100644
--- a/rascal2/ui/view.py
+++ b/rascal2/ui/view.py
@@ -263,7 +263,7 @@ def toggle_sliders(self):
 
     def open_about_info(self):
         """Open about dialog containing information about RASCAL."""
-        self.about_dialog.update_rascal_info(self)
+        self.about_dialog.update_rascal_info()
         self.about_dialog.show()
 
     def show_undo_view(self):
diff --git a/requirements.txt b/requirements.txt
index 99744d0..e7e9923 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 PyInstaller==6.9.0
 PyQt6==6.7.1
 PyQt6-Qt6==6.7.3
-ratapi==0.0.0.dev10
+ratapi==0.0.0.dev11
 pydantic==2.8.2
 PyQt6-QScintilla==2.14.1
 nexusformat==1.0.7