diff --git a/bindings/python/CMakeLists.txt b/bindings/python/CMakeLists.txt
index 808e1a5..73bc85b 100755
--- a/bindings/python/CMakeLists.txt
+++ b/bindings/python/CMakeLists.txt
@@ -185,7 +185,7 @@ FIND_PACKAGE (pybind11 2.12.0 REQUIRED)
 ### Python
 
 # Python versions to build for and support
-SET (PYTHON_SEARCH_VERSIONS 3.9 3.10 3.11 3.12 CACHE STRING "Versions of Python bindings to build.")
+SET (PYTHON_SEARCH_VERSIONS 3.9 3.10 3.11 3.12 3.13 CACHE STRING "Versions of Python bindings to build.")
 
 MESSAGE (STATUS "Looking for available python versions...")
 FOREACH (PYTHON_VERSION ${PYTHON_SEARCH_VERSIONS})
diff --git a/bindings/python/requirements.txt b/bindings/python/requirements.txt
index 6c3098e..b1123d3 100644
--- a/bindings/python/requirements.txt
+++ b/bindings/python/requirements.txt
@@ -1,3 +1,3 @@
 # Apache License 2.0
 
-open-space-toolkit-core~=4.0
+open-space-toolkit-core~=4.1