diff --git a/CMakeLists.txt b/CMakeLists.txt
index cc24419c..a2f7cbc4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.16.)
-project(diffCheck VERSION 0.0.45 LANGUAGES CXX C)
+project(diffCheck VERSION 1.0.0 LANGUAGES CXX C)
 set(CMAKE_CXX_STANDARD 17)
 
 list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
diff --git a/src/gh/diffCheck/diffCheck/__init__.py b/src/gh/diffCheck/diffCheck/__init__.py
index 15f5316e..9d7efd9a 100644
--- a/src/gh/diffCheck/diffCheck/__init__.py
+++ b/src/gh/diffCheck/diffCheck/__init__.py
@@ -1,6 +1,6 @@
 import os
 
-__version__ = "0.0.45"
+__version__ = "1.0.0"
 
 # make the dlls available to the python interpreter
 PATH_TO_DLL = "dlls"
diff --git a/src/gh/diffCheck/setup.py b/src/gh/diffCheck/setup.py
index 66ec256e..6d7455f6 100644
--- a/src/gh/diffCheck/setup.py
+++ b/src/gh/diffCheck/setup.py
@@ -4,7 +4,7 @@
 
 setup(
     name="diffCheck",
-    version="0.0.45",
+    version="1.0.0",
     packages=find_packages(),
     install_requires=[
         "numpy",