diff --git a/install.py b/install.py
index 0519e49..c7bee92 100644
--- a/install.py
+++ b/install.py
@@ -5,7 +5,6 @@ from pathlib import Path
 from packaging import version
 
 from launch import (
-    check_run_python,
     extensions_dir,
     is_installed,
     python,
@@ -43,9 +42,6 @@ def check_install() -> bool:
     except Exception:
         return False
 
-    if not check_run_python("import mmcv, mmdet"):
-        return False
-
     if not hasattr(mmcv, "__version__") or not hasattr(mmdet, "__version__"):
         return False
 
diff --git a/pyproject.toml b/pyproject.toml
index 3586ca4..103e9da 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "dddetailer"
-version = "23.4.2"
+version = "23.4.3"
 description = "An object detection and auto-mask extension for Stable Diffusion web UI."
 authors = [
     {name = "dowon", email = "ks2515@naver.com"},