diff --git a/.gitignore b/.gitignore
index 00f2f1c..da8486d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -90,3 +90,6 @@ ENV/
 
 # Pycharm project settings
 .idea
+
+#Mac folder information
+.DS_store
\ No newline at end of file
diff --git a/smithplot/smithaxes.py b/smithplot/smithaxes.py
index 2ed8cbb..a3a571e 100644
--- a/smithplot/smithaxes.py
+++ b/smithplot/smithaxes.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# last edit: 11.04.2018
+# last edit: 07.22.2024
 '''
 Library for plotting fully automatic a Smith Chart with various customizable
 parameters and well selected default values. It also provides the following 
@@ -36,7 +36,7 @@
 parameters are array-like types (e.g. numpy.ndarray).
 '''
 
-from collections import Iterable
+from collections.abc import Iterable
 from numbers import Number
 from types import MethodType, FunctionType
 
@@ -449,18 +449,18 @@ def dummy(*args, **kwargs):
                              self.yaxis.get_majorticklocs()):
             # workaround for fixing to small infinity symbol
             if abs(loc) > self._near_inf:
-                tick.label.set_size(tick.label.get_size() +
+                tick.label1.set_size(tick.label1.get_size() +
                                     self._get_key("symbol.infinity.correction"))
 
-            tick.label.set_verticalalignment('center')
+            tick.label1.set_verticalalignment('center')
 
             x = np.real(self._moebius_z(loc * 1j))
             if x < -0.1:
-                tick.label.set_horizontalalignment('right')
+                tick.label1.set_horizontalalignment('right')
             elif x > 0.1:
-                tick.label.set_horizontalalignment('left')
+                tick.label1.set_horizontalalignment('left')
             else:
-                tick.label.set_horizontalalignment('center')
+                tick.label1.set_horizontalalignment('center')
 
         self.yaxis.set_major_formatter(self.ImagFormatter(self))
         self.xaxis.set_major_formatter(self.RealFormatter(self))
@@ -507,7 +507,7 @@ def get_yaxis_transform(self, which='grid'):
 
     def get_yaxis_text1_transform(self, pixelPad):
         if hasattr(self, 'yaxis') and len(self.yaxis.majorTicks) > 0:
-            font_size = self.yaxis.majorTicks[0].label.get_size()
+            font_size = self.yaxis.majorTicks[0].label1.get_size()
         else:
             font_size = self._get_key("font.size")
 
@@ -728,7 +728,7 @@ def plot(self, *args, **kwargs):
                     pass
 
             # if (converted) arg is an ndarray of complex type, split it
-            if isinstance(arg, np.ndarray) and arg.dtype in [np.complex, np.complex128]:
+            if isinstance(arg, np.ndarray) and arg.dtype in [complex, np.complex128]:
                 new_args += z_to_xy(arg)
             else:
                 new_args += (arg,)
@@ -1060,8 +1060,9 @@ def draw_nonfancy(grid):
                             y0, y1 = yticks[k:k + 2]
 
                             x_div, y_div = d_mat[i, k]
+                            x_div, y_div = int(x_div), int(y_div)
 
-                            for xs in np.linspace(x0, x1, x_div + 1)[1:]:
+                            for xs in np.linspace(x0, x1, int(x_div + 1))[1:]:
                                 x_lines.append([xs, y0, y1])
                                 x_lines.append([xs, -y1, -y0])
 
diff --git a/smithplot/smithhelper.py b/smithplot/smithhelper.py
index cba2199..67374a7 100644
--- a/smithplot/smithhelper.py
+++ b/smithplot/smithhelper.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
-# last edit: 11.04.2018
+# last edit: 07.22.2024
 
-from collections import Iterable
+from collections.abc import Iterable
 
 import numpy as np