tkinterの中にヒストグラムを表示したい

前提・実現したいこと

tkinterの中にmatplotlibを使ってヒストグラムを表示したい

発生している問題・エラーメッセージ

Traceback (most recent call last):
  File "c:\Users\yucky\Documents\Python Scripts\sample\test.py", line 23, in <module>
    ax2.hist(x1, bins=10, marker='o')
  File "C:\Users\yucky\AppData\Local\Programs\Python\Python38\lib\site-packages\matplotlib\__init__.py", line 1361, in inner
    return func(ax, *map(sanitize_sequence, args), **kwargs)
  File "C:\Users\yucky\AppData\Local\Programs\Python\Python38\lib\site-packages\matplotlib\axes\_axes.py", line 6911, in hist
    p.update(kwargs)
  File "C:\Users\yucky\AppData\Local\Programs\Python\Python38\lib\site-packages\matplotlib\artist.py", line 1062, in update
    raise AttributeError(f"{type(self).__name__!r} object "
AttributeError: 'Rectangle' object has no property 'marker'

該当のソースコード

python
import numpy as np
import matplotlib.pyplot as plt
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
import tkinter as tk

# Prepare Data
x1 = np.linspace(0.0, 5.0)
y1 = np.cos(2 * np.pi * x1) * np.exp(-x1)
x2 = np.linspace(0.0, 3.0)
y2 = np.cos(2 * np.pi * x2) * np.exp(-x1)

# Figure instance
fig = plt.Figure()

# ax1
ax1 = fig.add_subplot(221)
ax1.plot(x1, y1)
ax1.set_title('line plot')
ax1.set_ylabel('Damped oscillation')

# ax2
ax2 = fig.add_subplot(222)
ax2.hist(x1, bins=10, marker='o')
ax2.set_title('Scatter plot')

# ax3
ax3 = fig.add_subplot(223)
ax3.plot(x2, y2)
ax3.set_ylabel('Damped oscillation')
ax3.set_xlabel('time (s)')

# ax4
ax4 = fig.add_subplot(224)
ax4.scatter(x2, y2, marker='o')
ax4.set_xlabel('time (s)')


# When windows is closed.

def _destroyWindow():
    root.quit()
    root.destroy()


# Tkinter Class

root = tk.Tk()
root.withdraw()
root.protocol('WM_DELETE_WINDOW', _destroyWindow)  # When you close the tkinter window.

# Canvas
canvas = FigureCanvasTkAgg(fig, master=root)  # Generate canvas instance, Embedding fig in root
canvas.plt.hist()
canvas.get_tk_widget().pack()
#canvas._tkcanvas.pack()

# root
root.update()
root.deiconify()
root.mainloop()