diff --git a/setup.py b/setup.py
index 8e6037aeb..2434242b8 100644
--- a/setup.py
+++ b/setup.py
@@ -251,7 +251,7 @@ def get_name():
 
 cmdclass_dict = {"bdist_wheel": CustomBdistWheel}
 cmdclass_dict["build_ext"] = CMakeBuild
-FASTDEPLOY_VERSION = os.environ.get("FASTDEPLOY_VERSION", "2.3.0-dev")
+FASTDEPLOY_VERSION = os.environ.get("FASTDEPLOY_VERSION", "2.4.0-dev")
 cmdclass_dict["build_optl"] = PostInstallCommand