diff --git a/star_chart_spherical_projection/error_handling.py b/star_chart_spherical_projection/error_handling.py
index 0f4d79d..494bcad 100644
--- a/star_chart_spherical_projection/error_handling.py
+++ b/star_chart_spherical_projection/error_handling.py
@@ -8,7 +8,7 @@ import pandas as pd
 
 import star_chart_spherical_projection
 
-def errorHandling(isPlotFunction=None,
+def errorHandling(is_plot_function=None,
                 included_stars=None,
                 pole=None, 
                 year_since_2000=None,
@@ -69,7 +69,7 @@ def errorHandling(isPlotFunction=None,
         raise ValueError(f"[only_added_stars]: Must be a bool, current type = '{type(only_added_stars)}'")
 
     # Error Handling for final_position() function
-    if not isPlotFunction:
+    if not is_plot_function:
         # Ensure that declination ranges are set and within within ranges
         if declination_max is not None:
             if type(declination_max) != int and type(declination_max) != float:
@@ -83,7 +83,7 @@ def errorHandling(isPlotFunction=None,
                 raise ValueError(f"[save_to_csv]: Extension must be a .csv file, current extension = '{save_to_csv.split('.')[1]}'")
 
     # Error Handling for plot_stereographic_projection() function
-    if isPlotFunction:
+    if is_plot_function:
         # Ensure that Pole selected are within options
         if type(pole) != str:
             raise ValueError(f"[pole]: Must be a str, current type = '{type(pole)}'")
diff --git a/star_chart_spherical_projection/generate_star_chart.py b/star_chart_spherical_projection/generate_star_chart.py
index c2195b9..9b7d122 100644
--- a/star_chart_spherical_projection/generate_star_chart.py
+++ b/star_chart_spherical_projection/generate_star_chart.py
@@ -289,7 +289,7 @@ def plot_stereographic_projection(included_stars=[],
                                 save_plot_name=None):
 
     # Catch errors in given arguments before plotting and set default constants
-    star_chart_spherical_projection.errorHandling(isPlotFunction=True,
+    star_chart_spherical_projection.errorHandling(is_plot_function=True,
                                                 included_stars=included_stars,
                                                 pole=pole, 
                                                 declination_min=declination_min,
diff --git a/star_chart_spherical_projection/position_of_stars.py b/star_chart_spherical_projection/position_of_stars.py
index 460f5fa..b73ee46 100644
--- a/star_chart_spherical_projection/position_of_stars.py
+++ b/star_chart_spherical_projection/position_of_stars.py
@@ -27,7 +27,7 @@ def final_position(included_stars=[],
                     save_to_csv=None):
     # return the final position of the stars as a dictionary
 
-    star_chart_spherical_projection.errorHandling(isPlotFunction=False,
+    star_chart_spherical_projection.errorHandling(is_plot_function=False,
                                                 included_stars=included_stars,
                                                 year_since_2000=year_since_2000,
                                                 is_precession=is_precession,