diff --git a/visualization/mpl_scatter_wframe.py b/visualization/mpl_scatter_wframe.py
index 06148f4..6331b06 100644
--- a/visualization/mpl_scatter_wframe.py
+++ b/visualization/mpl_scatter_wframe.py
@@ -20,8 +20,8 @@
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
 
 # Read surface and control points, @ref: https://stackoverflow.com/a/13550615
-cpgrid = np.genfromtxt('ctrlpts03_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
-surf = np.genfromtxt('surfpts03_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
+cpgrid = np.genfromtxt('../surface/ctrlpts03_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
+surf = np.genfromtxt('../surface/surfpts03_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
 
 # Reshape surface points array for plotting, @ref: https://stackoverflow.com/a/21352257
 cols = surf['x'].shape[0]
diff --git a/visualization/mpl_wframe_trisurf.py b/visualization/mpl_wframe_trisurf.py
index 4c24dec..bc12fff 100644
--- a/visualization/mpl_wframe_trisurf.py
+++ b/visualization/mpl_wframe_trisurf.py
@@ -22,8 +22,8 @@
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
 
 # Read surface and control points, @ref: https://stackoverflow.com/a/13550615
-cpgrid = np.genfromtxt('ctrlpts02_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
-surf = np.genfromtxt('surfpts02_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
+cpgrid = np.genfromtxt('../surface/ctrlpts02_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
+surf = np.genfromtxt('../surface/surfpts02_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
 
 # Arrange control points grid for plotting, @ref: https://stackoverflow.com/a/21352257
 cols = cpgrid['x'].shape[0]
diff --git a/visualization/mpl_wframe_wframe.py b/visualization/mpl_wframe_wframe.py
index 355ecb5..2c4a34e 100644
--- a/visualization/mpl_wframe_wframe.py
+++ b/visualization/mpl_wframe_wframe.py
@@ -10,14 +10,18 @@
     * NumPy v1.13.3
     * Matplotlib v2.1.0
 """
+import os
 import numpy as np
 import matplotlib
 from mpl_toolkits.mplot3d import Axes3D
 import matplotlib.pyplot as plt
 
+# Fix file path
+os.chdir(os.path.dirname(os.path.realpath(__file__)))
+
 # Read surface and control points, @ref: https://stackoverflow.com/a/13550615
-cpgrid = np.genfromtxt('ctrlpts01_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
-surf = np.genfromtxt('surfpts01_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
+cpgrid = np.genfromtxt('../surface/ctrlpts01_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
+surf = np.genfromtxt('../surface/surfpts01_orig.csv', delimiter=',', skip_header=1, names=['x', 'y', 'z'])
 
 # Arrange control points grid for plotting, @ref: https://stackoverflow.com/a/21352257
 Xc = cpgrid['x'].reshape(-1, cpgrid['x'].shape[0])