diff --git a/khiops/core/dictionary.py b/khiops/core/dictionary.py
index 32af135d..4eeb0713 100644
--- a/khiops/core/dictionary.py
+++ b/khiops/core/dictionary.py
@@ -186,7 +186,7 @@ def add_dictionary(self, dictionary):
 
         Parameters
         ----------
-        dictionary : `DictionaryDomain`
+        dictionary : `Dictionary`
             The dictionary to be added.
 
         Raises