diff --git a/modules/launch_utils.py b/modules/launch_utils.py
index 5500382a..59f73788 100644
--- a/modules/launch_utils.py
+++ b/modules/launch_utils.py
@@ -285,6 +285,7 @@ def prepare_environment():
     sage_package = os.environ.get("SAGE_PACKAGE", "sageattention==1.0.6")
 
     clip_package = os.environ.get("CLIP_PACKAGE", "https://github.com/openai/CLIP/archive/d50d76daa670286dd6cacf3bcd80b5e4823fc8e1.zip")
+    packaging_package = os.environ.get("PACKAGING_PACKAGE", "packaging==24.2")
     gradio_package = os.environ.get("GRADIO_PACKAGE", "gradio==4.40.0 gradio_imageslider==0.0.20 gradio_rangeslider==0.0.6")
     requirements_file = os.environ.get("REQS_FILE", "requirements.txt")
 
@@ -314,6 +315,9 @@ def prepare_environment():
             raise RuntimeError("PyTorch is not able to access CUDA")
         startup_timer.record("torch GPU test")
 
+    if not is_installed("packaging"):
+        run_pip(f"install {packaging_package}", "packaging")
+
     ver_PY = f"cp{sys.version_info.major}{sys.version_info.minor}"
     ver_FLASH = "2.8.2"
     ver_TRITON = "3.4.0"