diff --git a/dbt_semantic_interfaces/parsing/schemas.py b/dbt_semantic_interfaces/parsing/schemas.py
index dcc0a1cf..488d6067 100644
--- a/dbt_semantic_interfaces/parsing/schemas.py
+++ b/dbt_semantic_interfaces/parsing/schemas.py
@@ -4,6 +4,7 @@
 from referencing.jsonschema import DRAFT7
 
 from dbt_semantic_interfaces.parsing.schema_validator import SchemaValidator
+from dbt_semantic_interfaces.type_enums import TimeGranularity
 
 TRANSFORM_OBJECT_NAME_PATTERN = "(?!.*__).*^[a-z][a-z0-9_]*[a-z0-9]$"
 
@@ -34,8 +35,9 @@
 window_aggregation_type_values = ["MIN", "MAX"]
 window_aggregation_type_values += [x.lower() for x in window_aggregation_type_values]
 
-time_granularity_values = ["DAY", "WEEK", "MONTH", "QUARTER", "YEAR"]
-time_granularity_values += [x.lower() for x in time_granularity_values]
+time_granularity_values: List[str] = []
+for time_granularity in TimeGranularity:
+    time_granularity_values += [time_granularity.name, time_granularity.value]
 
 dimension_type_values = ["CATEGORICAL", "TIME"]
 dimension_type_values += [x.lower() for x in dimension_type_values]
diff --git a/dbt_semantic_interfaces/test_utils.py b/dbt_semantic_interfaces/test_utils.py
index addd1b93..ed006d33 100644
--- a/dbt_semantic_interfaces/test_utils.py
+++ b/dbt_semantic_interfaces/test_utils.py
@@ -98,7 +98,7 @@ def base_semantic_manifest_file() -> YamlConfigFile:
             - name: ds
               type: time
               type_params:
-                time_granularity: day
+                time_granularity: hour
         """
     )
     return YamlConfigFile(filepath="inline_for_test", contents=yaml_contents)