diff --git a/CMakeLists-WinCalc.txt.in b/CMakeLists-WinCalc.txt.in
index 7fbbff3..48c7c70 100644
--- a/CMakeLists-WinCalc.txt.in
+++ b/CMakeLists-WinCalc.txt.in
@@ -4,7 +4,7 @@ include(ExternalProject)
 
 ExternalProject_Add(wincalc
     GIT_REPOSITORY https://github.com/LBNL-ETA/WinCalc.git
-    GIT_TAG "develop"
+    GIT_TAG "v2.1.0"
     
     UPDATE_COMMAND ""
     PATCH_COMMAND ""
diff --git a/setup.py b/setup.py
index 5fbda4a..be7c1fa 100644
--- a/setup.py
+++ b/setup.py
@@ -58,7 +58,7 @@ def build_extension(self, ext):
 
 setup(
     name='pywincalc',
-    version='2.2.9',
+    version='2.3.0',
     ext_modules=[CMakeExtension('pywincalc')],
     cmdclass=dict(build_ext=CMakeBuild),
     zip_safe=False,