diff --git a/.github/workflows/python-lint.yml b/.github/workflows/python-lint.yml
index 8d7f541..987d7f1 100644
--- a/.github/workflows/python-lint.yml
+++ b/.github/workflows/python-lint.yml
@@ -22,4 +22,4 @@ jobs:
           pip install -r requirements.txt
 
       - name: lint with ruff
-        run: ruff check --output-format=github .
+        run: ruff check --output-format=github -v .
diff --git a/src/nextroute/schema/input.py b/src/nextroute/schema/input.py
index bd363fc..9d4bfc6 100644
--- a/src/nextroute/schema/input.py
+++ b/src/nextroute/schema/input.py
@@ -30,8 +30,10 @@ class DurationGroup(BaseModel):
     group: List[str]
     """Stop IDs contained in the group."""
 
+
 class MatrixTimeFrame(BaseModel):
     """Represents a time-dependent duration matrix or scaling factor."""
+
     start_time: datetime
     """Start time of the time frame."""
     end_time: datetime
@@ -41,8 +43,10 @@ class MatrixTimeFrame(BaseModel):
     scaling_factor: Optional[float] = None
     """Scaling factor for the time frame."""
 
+
 class TimeDependentMatrix(BaseModel):
     """Represents time-dependent duration matrices."""
+
     vehicle_ids: Optional[List[str]] = None
     """Vehicle IDs for which the duration matrix is defined."""
     default_matrix: List[List[float]]
@@ -67,9 +71,15 @@ class Input(BaseModel):
     """Default values for vehicles and stops."""
     distance_matrix: Optional[List[List[float]]] = None
     """Matrix of travel distances in meters between stops."""
-    duratrion_groups: Optional[List[DurationGroup]] = None
+    duration_groups: Optional[List[DurationGroup]] = None
     """Duration in seconds added when approaching the group."""
-    duration_matrix: Optional[Union[List[List[float]], TimeDependentMatrix, List[TimeDependentMatrix]]] = None
+    duration_matrix: Optional[
+        Union[
+            List[List[float]],
+            TimeDependentMatrix,
+            List[TimeDependentMatrix],
+        ]
+    ] = None
     """Matrix of travel durations in seconds between stops as a single matrix or duration matrices."""
     options: Optional[Any] = None
     """Arbitrary options."""