diff --git a/modules/ui_tempdir.py b/modules/ui_tempdir.py
index 506017e5..85015db5 100644
--- a/modules/ui_tempdir.py
+++ b/modules/ui_tempdir.py
@@ -44,6 +44,8 @@ def save_pil_to_file(self, pil_image, dir=None, format="png"):
 
     if shared.opts.temp_dir != "":
         dir = shared.opts.temp_dir
+    else:
+        os.makedirs(dir, exist_ok=True)
 
     use_metadata = False
     metadata = PngImagePlugin.PngInfo()