diff --git a/fluids/__init__.py b/fluids/__init__.py
index 9e699929..e065b5fb 100644
--- a/fluids/__init__.py
+++ b/fluids/__init__.py
@@ -93,4 +93,4 @@
 __all__.extend(separator.__all__)
 
 
-__version__ = '0.1.62'
+__version__ = '0.1.63'
diff --git a/setup.py b/setup.py
index 259fd311..3ce648b5 100644
--- a/setup.py
+++ b/setup.py
@@ -57,8 +57,8 @@
   name = 'fluids',
   packages = ['fluids'],
   license='MIT',
-  version = '0.1.62',
-  download_url = 'https://github.com/CalebBell/fluids/tarball/0.1.62',
+  version = '0.1.63',
+  download_url = 'https://github.com/CalebBell/fluids/tarball/0.1.63',
   description = 'Fluid dynamics component of Chemical Engineering Design Library (ChEDL)',
   long_description=open('README.rst').read(),
   extras_require = {
diff --git a/tests/test_two_phase_voidage.py b/tests/test_two_phase_voidage.py
index 51ac9feb..345c08f2 100644
--- a/tests/test_two_phase_voidage.py
+++ b/tests/test_two_phase_voidage.py
@@ -42,8 +42,8 @@ def Smith2(x, rhol, rhog):
         third = ((rhol/rhog + K*(1/x-1))/(1 + K*(1/x -1)))**0.5
         return (first + second*third)**-1
 
-    alpha_1 = [Smith(i, 800, 2.5) for i in np.linspace(0,1)]
-    alpha_2 = [Smith2(i, 800, 2.5) for i in np.linspace(0,1)]
+    alpha_1 = [Smith(i, 800, 2.5) for i in np.linspace(1E-9,.99)]
+    alpha_2 = [Smith2(i, 800, 2.5) for i in np.linspace(1E-9, .99)]
     assert_allclose(alpha_1, alpha_2)