diff --git a/statapp/distribution_window.py b/statapp/distribution_window.py
index 03f7bf5..ed34139 100644
--- a/statapp/distribution_window.py
+++ b/statapp/distribution_window.py
@@ -1,5 +1,5 @@
 import numpy as np
-from PySide2.QtWidgets import QDialog, QVBoxLayout, QScrollArea, QWidget, QComboBox
+from PySide2.QtWidgets import QDialog, QVBoxLayout, QComboBox
 
 from statapp.polynoms.polynom_window import MplCanvas
 from statapp.utils import addIcon
diff --git a/statapp/main_window.py b/statapp/main_window.py
index 5a7d836..0065b44 100644
--- a/statapp/main_window.py
+++ b/statapp/main_window.py
@@ -24,7 +24,7 @@
 
 from statapp.calculations import generateXValues, generateYValues
 from statapp.constants import NUMBERS_PRECISION
-from statapp.distribution_window import DistributionWindow, NormalDistributionWindow, UniformDistributionWindow, \
+from statapp.distribution_window import NormalDistributionWindow, UniformDistributionWindow, \
     ExponentialDistributionWindow
 from statapp.generate_factor_window import GenerateFactorWindow
 from statapp.polynoms.linear_polynom_window import LinearPolynomWindow