diff --git a/pyproject.toml b/pyproject.toml
index cc03851..b4178e9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ cmake.source-dir = "."
 
 [project]
 name = "caterpillar"
-version = "2.4.0-rc"
+version = "2.4.0"
 
 description="Library to pack and unpack structurized binary data."
 authors = [
@@ -22,6 +22,7 @@ classifiers = [
     'License :: OSI Approved :: MIT License',
 
     'Programming Language :: Python :: 3.12',
+    'Programming Language :: Python :: 3.13',
   ]
 
 [project.urls]
diff --git a/src/caterpillar/__init__.py b/src/caterpillar/__init__.py
index 6a6ca53..89e84c3 100644
--- a/src/caterpillar/__init__.py
+++ b/src/caterpillar/__init__.py
@@ -13,7 +13,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
-__version__ = "2.4.0-rc"
+__version__ = "2.4.0"
 __release__ = None
 __author__ = "MatrixEditor"
 
diff --git a/src/ccaterpillar/pyproject.toml b/src/ccaterpillar/pyproject.toml
index ed97056..07baf03 100644
--- a/src/ccaterpillar/pyproject.toml
+++ b/src/ccaterpillar/pyproject.toml
@@ -18,7 +18,7 @@ CP_ENABLE_NATIVE = "1"
 
 [project]
 name = "caterpillar"
-version = "2.4.0-rc"
+version = "2.4.0"
 
 description="Library to pack and unpack structurized binary data."
 authors = [