diff --git a/api/src/api/opportunities_v1/opportunity_routes.py b/api/src/api/opportunities_v1/opportunity_routes.py
index f618e58c5..c705cb20d 100644
--- a/api/src/api/opportunities_v1/opportunity_routes.py
+++ b/api/src/api/opportunities_v1/opportunity_routes.py
@@ -54,13 +54,10 @@
                 "funding_category": {"one_of": ["recovery_act", "arts", "natural_resources"]},
                 "funding_instrument": {"one_of": ["cooperative_agreement", "grant"]},
                 "opportunity_status": {"one_of": ["forecasted", "posted"]},
-                "post_date": {
-                    "start_date": "2024-01-01",
-                    "end_date": "2024-02-01"
-                },
+                "post_date": {"start_date": "2024-01-01", "end_date": "2024-02-01"},
                 "close_date": {
                     "start_date": "2024-01-01",
-                }
+                },
             },
             "pagination": {
                 "order_by": "opportunity_id",
diff --git a/api/src/api/opportunities_v1/opportunity_schemas.py b/api/src/api/opportunities_v1/opportunity_schemas.py
index bdc388221..e4392e96a 100644
--- a/api/src/api/opportunities_v1/opportunity_schemas.py
+++ b/api/src/api/opportunities_v1/opportunity_schemas.py
@@ -2,7 +2,7 @@
 
 from src.api.schemas.extension import Schema, fields, validators
 from src.api.schemas.response_schema import AbstractResponseSchema, PaginationMixinSchema
-from src.api.schemas.search_schema import StrSearchSchemaBuilder, DateSearchSchemaBuilder
+from src.api.schemas.search_schema import DateSearchSchemaBuilder, StrSearchSchemaBuilder
 from src.constants.lookup_constants import (
     ApplicantType,
     FundingCategory,
@@ -322,19 +322,14 @@ class OpportunitySearchFilterV1Schema(Schema):
     )
 
     post_date = fields.Nested(
-        DateSearchSchemaBuilder("PostDateFilterV1Schema")
-        .with_start_date()
-        .with_end_date()
-        .build()
+        DateSearchSchemaBuilder("PostDateFilterV1Schema").with_start_date().with_end_date().build()
     )
 
     close_date = fields.Nested(
-        DateSearchSchemaBuilder("CloseDateFilterV1Schema")
-        .with_start_date()
-        .with_end_date()
-        .build()
+        DateSearchSchemaBuilder("CloseDateFilterV1Schema").with_start_date().with_end_date().build()
     )
 
+
 class OpportunityFacetV1Schema(Schema):
     opportunity_status = fields.Dict(
         keys=fields.String(),
diff --git a/api/src/api/schemas/search_schema.py b/api/src/api/schemas/search_schema.py
index e9fa890dd..adfe819e8 100644
--- a/api/src/api/schemas/search_schema.py
+++ b/api/src/api/schemas/search_schema.py
@@ -34,6 +34,7 @@ def validates_non_empty(self, data: dict, **kwargs: Any) -> None:
                 ]
             )
 
+
 class BaseSearchSchemaBuilder:
     def __init__(self, schema_class_name: str):
         # The schema class name is used on the endpoint
@@ -43,6 +44,7 @@ def __init__(self, schema_class_name: str):
     def build(self) -> Schema:
         return BaseSearchSchema.from_dict(self.schema_fields, name=self.schema_class_name)  # type: ignore
 
+
 class StrSearchSchemaBuilder(BaseSearchSchemaBuilder):
     """
     Builder for setting up a filter in a search endpoint schema.
@@ -77,6 +79,7 @@ class OpportunitySearchFilterSchema(Schema):
                     .build()
             )
     """
+
     def __init__(self, schema_class_name: str):
         super().__init__(schema_class_name)
 
@@ -111,6 +114,7 @@ def with_one_of(
     def build(self) -> Schema:
         return super().build()
 
+
 class DateSearchSchemaBuilder(BaseSearchSchemaBuilder):
     """
     Builder for setting up a filter for a date in the search endpoint schema.
@@ -150,16 +154,17 @@ class DateSearchSchemaBuilder(BaseSearchSchemaBuilder):
                 .build()
         )
     """
+
     def __init__(self, schema_class_name: str):
         super().__init__(schema_class_name)
 
-    def with_start_date(self) -> "StrSearchSchemaBuilder":
+    def with_start_date(self) -> "DateSearchSchemaBuilder":
         self.schema_fields["start_date"] = fields.Date(allow_none=True)
         return self
 
-    def with_end_date(self) -> "StrSearchSchemaBuilder":
+    def with_end_date(self) -> "DateSearchSchemaBuilder":
         self.schema_fields["end_date"] = fields.Date(allow_none=True)
         return self
 
     def build(self) -> Schema:
-        return super().build()
\ No newline at end of file
+        return super().build()
diff --git a/api/tests/src/api/opportunities_v1/conftest.py b/api/tests/src/api/opportunities_v1/conftest.py
index 6e76fa71e..8b5e4c977 100644
--- a/api/tests/src/api/opportunities_v1/conftest.py
+++ b/api/tests/src/api/opportunities_v1/conftest.py
@@ -66,10 +66,10 @@ def get_search_request(
 
     if agency_one_of is not None:
         filters["agency"] = {"one_of": agency_one_of}
-    
+
     if post_date is not None:
         filters["post_date"] = post_date
-    
+
     if close_date is not None:
         filters["close_date"] = close_date
 
diff --git a/api/tests/src/api/opportunities_v1/test_opportunity_route_search.py b/api/tests/src/api/opportunities_v1/test_opportunity_route_search.py
index 8f8216d13..35fb409e8 100644
--- a/api/tests/src/api/opportunities_v1/test_opportunity_route_search.py
+++ b/api/tests/src/api/opportunities_v1/test_opportunity_route_search.py
@@ -721,7 +721,12 @@ def test_search_filters_200(
             (get_search_request(post_date={"start_date": None, "end_date": None}), 200),
             (get_search_request(post_date={"start_date": "2020-01-01", "end_date": None}), 200),
             (get_search_request(post_date={"start_date": None, "end_date": "2020-02-01"}), 200),
-            (get_search_request(post_date={"start_date": "2020-01-01", "end_date": "2020-02-01"}), 200),
+            (
+                get_search_request(
+                    post_date={"start_date": "2020-01-01", "end_date": "2020-02-01"}
+                ),
+                200,
+            ),
             (get_search_request(post_date={"start_date": "I am not a date"}), 422),
             (get_search_request(post_date={"start_date": "123-456-789"}), 422),
             (get_search_request(post_date={"start_date": "5"}), 422),
@@ -730,7 +735,6 @@ def test_search_filters_200(
             (get_search_request(post_date={"end_date": "123-456-789"}), 422),
             (get_search_request(post_date={"end_date": "5"}), 422),
             (get_search_request(post_date={"end_date": 5}), 422),
-
             # Close Date
             (get_search_request(close_date={"start_date": None}), 200),
             (get_search_request(close_date={"end_date": None}), 200),
@@ -739,7 +743,12 @@ def test_search_filters_200(
             (get_search_request(close_date={"start_date": None, "end_date": None}), 200),
             (get_search_request(close_date={"start_date": "2020-01-01", "end_date": None}), 200),
             (get_search_request(close_date={"start_date": None, "end_date": "2020-02-01"}), 200),
-            (get_search_request(close_date={"start_date": "2020-01-01", "end_date": "2020-02-01"}), 200),
+            (
+                get_search_request(
+                    close_date={"start_date": "2020-01-01", "end_date": "2020-02-01"}
+                ),
+                200,
+            ),
             (get_search_request(close_date={"start_date": "I am not a date"}), 422),
             (get_search_request(close_date={"start_date": "123-456-789"}), 422),
             (get_search_request(close_date={"start_date": "5"}), 422),
@@ -748,7 +757,7 @@ def test_search_filters_200(
             (get_search_request(close_date={"end_date": "123-456-789"}), 422),
             (get_search_request(close_date={"end_date": "5"}), 422),
             (get_search_request(close_date={"end_date": 5}), 422),
-        ]
+        ],
     )
     def test_search_validate_date_filters(
         self, client, api_auth_token, search_request, expected_status_code