diff --git a/freqtrade/optimize/hyperopt/hyperopt_optimizer.py b/freqtrade/optimize/hyperopt/hyperopt_optimizer.py
index d60a272ea..944da5258 100644
--- a/freqtrade/optimize/hyperopt/hyperopt_optimizer.py
+++ b/freqtrade/optimize/hyperopt/hyperopt_optimizer.py
@@ -422,9 +422,9 @@ class HyperOptimizer:
                     list(original_dim.bounds)
                 )
             # for preparing to remove old skopt spaces
-            elif isinstance(
-                original_dim, ft_CategoricalDistribution
-            ) or isinstance(original_dim, ft_IntDistribution):
+            elif isinstance(original_dim, ft_CategoricalDistribution) or isinstance(
+                original_dim, ft_IntDistribution
+            ):
                 o_dimensions[original_dim.name] = original_dim
             else:
                 raise Exception(f"Unknown search space {original_dim} / {type(original_dim)}")
diff --git a/freqtrade/strategy/parameters.py b/freqtrade/strategy/parameters.py
index 17f6da006..24047c844 100644
--- a/freqtrade/strategy/parameters.py
+++ b/freqtrade/strategy/parameters.py
@@ -27,6 +27,7 @@ logger = logging.getLogger(__name__)
 
 class ft_CategoricalDistribution(CategoricalDistribution):
     name: str
+
     def __init__(
         self,
         categories: Sequence[Any],
@@ -34,8 +35,10 @@ class ft_CategoricalDistribution(CategoricalDistribution):
     ):
         return super().__init__(categories)
 
+
 class ft_IntDistribution(IntDistribution):
     name: str
+
     def __init__(
         self,
         low: int,
@@ -44,6 +47,7 @@ class ft_IntDistribution(IntDistribution):
     ):
         return super().__init__(low, high, **kwargs)
 
+
 class BaseParameter(ABC):
     """
     Defines a parameter that can be optimized by hyperopt.
@@ -88,9 +92,9 @@ class BaseParameter(ABC):
         return f"{self.__class__.__name__}({self.value})"
 
     @abstractmethod
-    def get_space(self, name: str) -> Union[
-        "ft_IntDistribution", "Real", "SKDecimal", "ft_CategoricalDistribution"
-    ]:
+    def get_space(
+        self, name: str
+    ) -> Union["ft_IntDistribution", "Real", "SKDecimal", "ft_CategoricalDistribution"]:
         """
         Get-space - will be used by Hyperopt to get the hyperopt Space
         """
@@ -187,9 +191,7 @@ class IntParameter(NumericParameter):
         :param name: A name of parameter field.
         """
         # return Integer(low=self.low, high=self.high, name=name, **self._space_params)
-        result = ft_IntDistribution(
-                    self.low, self.high, **self._space_params
-                )
+        result = ft_IntDistribution(self.low, self.high, **self._space_params)
         result.name = name
         return result