diff --git a/litdb/_version.py b/litdb/_version.py
index 29047e9..42cf7cd 100644
--- a/litdb/_version.py
+++ b/litdb/_version.py
@@ -1 +1 @@
-__version__ = "1.2"
\ No newline at end of file
+__version__ = "1.2.1"
\ No newline at end of file
diff --git a/litdb/litdb.py b/litdb/litdb.py
index ff310bb..5d53a17 100644
--- a/litdb/litdb.py
+++ b/litdb/litdb.py
@@ -63,7 +63,7 @@ def litdb():
         db = {}
 
     additions = []
-    updates = []
+    updates = {}
     if args.add_doi:
         retrieved_record = get_doi([args.add_doi], configuration)
         db, additions, updates = DB_dict.merge_dbs(
@@ -71,7 +71,7 @@ def litdb():
     elif args.override_doi:
         doi, field, value = args.override_doi
         db[doi].add_override(field, value)
-        updates.append(db[doi])
+        updates[doi] = {field: value}
     else:
         # Get new records, and check all records that are not finalized
         # to see if there are updates.