diff --git a/pyproject.toml b/pyproject.toml
index 12cda0d4..b8e5b12c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dynamic = ["readme", "version"]
 [project.optional-dependencies]
 coverage = ["coverage==7.6.1"]
 docs = ["sphinx==8.0.2", "sphinx-rtd-theme==2.0.0"]
-formatting = ["black==24.8.0", "isort==5.13.2"]
+formatting = ["black[jupyter]==24.8.0", "isort==5.13.2"]
 json_schemas = ["marshmallow-jsonschema==0.13.0", "setuptools==75.1.0"]
 linting = ["pylint==3.3.1"]
 spellcheck = ["codespell==2.3.0"]
diff --git a/src/ahbicht/expressions/format_constraint_expression_evaluation.py b/src/ahbicht/expressions/format_constraint_expression_evaluation.py
index 5261180d..e3893e48 100644
--- a/src/ahbicht/expressions/format_constraint_expression_evaluation.py
+++ b/src/ahbicht/expressions/format_constraint_expression_evaluation.py
@@ -104,10 +104,10 @@ async def format_constraint_evaluation(
         all_evaluatable_format_constraint_keys: List[str] = [
             t.value for t in parsed_tree_fc.scan_values(lambda v: isinstance(v, Token))
         ]
-        input_values: Dict[
-            str, EvaluatedFormatConstraint
-        ] = await _build_evaluated_format_constraint_nodes(  # pylint:disable=no-value-for-parameter
-            all_evaluatable_format_constraint_keys
+        input_values: Dict[str, EvaluatedFormatConstraint] = (
+            await _build_evaluated_format_constraint_nodes(  # pylint:disable=no-value-for-parameter
+                all_evaluatable_format_constraint_keys
+            )
         )
         resulting_evaluated_format_constraint_node: EvaluatedFormatConstraint = evaluate_format_constraint_tree(
             parsed_tree_fc, input_values