diff --git a/custom_process/basic_extraction.py b/custom_process/basic_extraction.py
index d110c32706805b47c243c6b4220e50e7c5971daf..68f00cea6e8809ae7ef174bfe4ad0e19dbf36076 100644
--- a/custom_process/basic_extraction.py
+++ b/custom_process/basic_extraction.py
@@ -83,7 +83,7 @@ class BasicExtraction(Process):
             alias[lang] = []
             if lang in entry["aliases"]:
                 for v in entry["aliases"][lang]:
-                    alias[lang].append(v["values"])
+                    alias[lang].append(v["value"])
         entity["aliases"]=alias