diff --git a/adetailer/__init__.py b/adetailer/__init__.py
index 1e50356..cab12ad 100644
--- a/adetailer/__init__.py
+++ b/adetailer/__init__.py
@@ -1,5 +1,12 @@
+from .__version__ import __version__
 from .common import PredictOutput, get_models
 from .mediapipe import mediapipe_predict
 from .ultralytics import ultralytics_predict
 
-__all__ = ["PredictOutput", "get_models", "mediapipe_predict", "ultralytics_predict"]
+__all__ = [
+    "__version__",
+    "PredictOutput",
+    "get_models",
+    "mediapipe_predict",
+    "ultralytics_predict",
+]
diff --git a/adetailer/__version__.py b/adetailer/__version__.py
new file mode 100644
index 0000000..21c3208
--- /dev/null
+++ b/adetailer/__version__.py
@@ -0,0 +1 @@
+__version__ = "23.4.0.dev0"
diff --git a/pyproject.toml b/pyproject.toml
index 56a7977..9b39fba 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,5 @@
 [project]
 name = "adetailer"
-version = "23.4.0.dev0"
 description = "An object detection and auto-mask extension for stable diffusion webui."
 authors = [
     {name = "dowon", email = "ks2515@naver.com"},