diff --git a/stubs/ibm-db/ibm_db.pyi b/stubs/ibm-db/ibm_db.pyi
index 384058233..124cd0d3a 100644
--- a/stubs/ibm-db/ibm_db.pyi
+++ b/stubs/ibm-db/ibm_db.pyi
@@ -83,7 +83,6 @@ USE_WCHAR: int
 WCHAR_NO: int
 WCHAR_YES: int
 
-# TODO: SQL_ATTR_TXN_ISOLATION: int
 SQL_ATTR_ACCESS_MODE: int
 SQL_ATTR_ALLOW_INTERLEAVED_GETDATA: int
 SQL_ATTR_ANSI_APP: int