diff --git a/aero_astro_calc/PlaneStress.py b/aero_astro_calc/PlaneStress.py
index fd65fc5..8cacbce 100644
--- a/aero_astro_calc/PlaneStress.py
+++ b/aero_astro_calc/PlaneStress.py
@@ -1,10 +1,7 @@
-from math import sqrt
-
+from aero_astro_calc.dependencies.LatexLabel import LatexLabel
 from bokeh.models import Arrow
 from bokeh.plotting import figure, show
-from numpy import linspace, sin, cos, pi
-
-from aero_astro_calc.dependencies.LatexLabel import LatexLabel
+from numpy import cos, linspace, pi, sin, sqrt
 
 
 class PlaneStress: