diff --git a/Oracle/OMOP CDM ddl - Oracle.sql b/Oracle/OMOP CDM ddl - Oracle.sql
index 11928ac..f29b470 100644
--- a/Oracle/OMOP CDM ddl - Oracle.sql	
+++ b/Oracle/OMOP CDM ddl - Oracle.sql	
@@ -229,7 +229,7 @@ CREATE TABLE person
      year_of_birth					INTEGER		NOT NULL , 
      month_of_birth					INTEGER		NULL, 
      day_of_birth					INTEGER		NULL, 
-	   datetime_of_birth					TIMESTAMP WITH TIME ZONE	NULL,
+	   birth_datetime					TIMESTAMP WITH TIME ZONE	NULL,
      race_concept_id				INTEGER		NOT NULL, 
      ethnicity_concept_id			INTEGER		NOT NULL, 
      location_id					INTEGER		NULL,