diff --git a/src/chanjo2/endpoints/intervals.py b/src/chanjo2/endpoints/intervals.py
index c9e71755..d1db9076 100644
--- a/src/chanjo2/endpoints/intervals.py
+++ b/src/chanjo2/endpoints/intervals.py
@@ -35,9 +35,9 @@ def count_nr_filters(filters: List[str]) -> int:
 
 @router.post("/intervals/load/genes/{build}")
 async def load_genes(
-        build: Builds,
-        file_path: Optional[str] = None,
-        session: Session = Depends(get_session),
+    build: Builds,
+    file_path: Optional[str] = None,
+    session: Session = Depends(get_session),
 ) -> Response:
     """Load genes in the given genome build."""
 
@@ -62,7 +62,7 @@ async def load_genes(
 
 @router.post("/intervals/genes")
 async def genes(
-        query: GeneQuery, session: Session = Depends(get_session)
+    query: GeneQuery, session: Session = Depends(get_session)
 ) -> List[Gene]:
     """Return genes according to query parameters."""
     nr_filters = count_nr_filters(
@@ -86,9 +86,9 @@ async def genes(
 
 @router.post("/intervals/load/transcripts/{build}")
 async def load_transcripts(
-        build: Builds,
-        file_path: Optional[str] = None,
-        session: Session = Depends(get_session),
+    build: Builds,
+    file_path: Optional[str] = None,
+    session: Session = Depends(get_session),
 ) -> Response:
     """Load transcripts in the given genome build."""
 
@@ -117,7 +117,7 @@ async def load_transcripts(
 
 @router.post("/intervals/transcripts")
 async def transcripts(
-        query: GeneIntervalQuery, session: Session = Depends(get_session)
+    query: GeneIntervalQuery, session: Session = Depends(get_session)
 ) -> List[Transcript]:
     """Return transcripts according to query parameters."""
     nr_filters = count_nr_filters(
@@ -147,9 +147,9 @@ async def transcripts(
 
 @router.post("/intervals/load/exons/{build}")
 async def load_exons(
-        build: Builds,
-        file_path: Optional[str] = None,
-        session: Session = Depends(get_session),
+    build: Builds,
+    file_path: Optional[str] = None,
+    session: Session = Depends(get_session),
 ) -> Response:
     """Load exons in the given genome build."""
 
@@ -174,7 +174,7 @@ async def load_exons(
 
 @router.post("/intervals/exons")
 async def exons(
-        query: GeneIntervalQuery, session: Session = Depends(get_session)
+    query: GeneIntervalQuery, session: Session = Depends(get_session)
 ) -> List[Exon]:
     """Return exons in the given genome build."""
     nr_filters = count_nr_filters(
diff --git a/src/chanjo2/models/pydantic_models.py b/src/chanjo2/models/pydantic_models.py
index 39bb5cf7..61d22c53 100644
--- a/src/chanjo2/models/pydantic_models.py
+++ b/src/chanjo2/models/pydantic_models.py
@@ -186,7 +186,7 @@ class SampleGeneIntervalQuery(BaseModel):
     samples: Optional[List[str]]
     case: Optional[str]
 
-    model_validator(mode='before')
+    model_validator(mode="before")
 
     def check_genes_lists(cls, values):
         nr_provided_gene_lists: int = 0
@@ -201,7 +201,7 @@ def check_genes_lists(cls, values):
             raise ValueError(MULTIPLE_GENE_LISTS_NOT_SUPPORTED_MSG)
         return values
 
-    model_validator(mode='before')
+    model_validator(mode="before")
 
     def check_sample_input(cls, values):
         case = values.get("case", "") != ""