diff --git a/biosteam/__init__.py b/biosteam/__init__.py
index 12c4f09d..305ed897 100644
--- a/biosteam/__init__.py
+++ b/biosteam/__init__.py
@@ -13,7 +13,7 @@
 
 """
 from __future__ import annotations
-__version__ = '2.50.0'
+__version__ = '2.50.1'
 
 #: Chemical engineering plant cost index (defaults to 567.5 at 2017).
 CE: float = 567.5 
diff --git a/setup.py b/setup.py
index 730933dd..3fa60493 100644
--- a/setup.py
+++ b/setup.py
@@ -11,12 +11,12 @@
     name='biosteam',
     packages=['biosteam'],
     license='MIT',
-    version='2.50.0',
+    version='2.50.1',
     description='The Biorefinery Simulation and Techno-Economic Analysis Modules',
     long_description=open('README.rst', encoding='utf-8').read(),
     author='Yoel Cortes-Pena',
     install_requires=['IPython>=7.9.0',
-                      'thermosteam>=0.49.0,<0.50.0', 
+                      'thermosteam>=0.50.0,<0.51.0', 
                       'graphviz>=0.17',
                       'chaospy>=3.3.9',
                       'pyyaml'],