diff --git a/schemas/1.1/json_schema/dateTime.json b/schemas/1.1/json_schema/dateTime.json
index 709c056..50c7d47 100644
--- a/schemas/1.1/json_schema/dateTime.json
+++ b/schemas/1.1/json_schema/dateTime.json
@@ -2,7 +2,7 @@
     "$schema": "http://json-schema.org/draft-07/schema#",
     "$id": "https://raw.githubusercontent.com/opengeospatial/TrainingDML-AI_SWG/main/schemas/1.1/json_schema/dateTime.json",
     "title": "DateTime",
-    "oneOf": [
+    "anyOf": [
         {
             "type": "string",
             "format": "date-time"