diff --git a/python_coreml_stable_diffusion/mixed_bit_compression_apply.py b/python_coreml_stable_diffusion/mixed_bit_compression_apply.py
index b65f07cd..8e2f8b13 100644
--- a/python_coreml_stable_diffusion/mixed_bit_compression_apply.py
+++ b/python_coreml_stable_diffusion/mixed_bit_compression_apply.py
@@ -120,6 +120,10 @@ def get_tensor_hash(tensor):
             "If specified, the specified VAE will be converted instead of the one associated to the `--model-version` checkpoint. "
             "No precision override is applied when using a custom VAE."
     ))
+    parser.add_argument(
+        "--sd3-version",
+        action="store_true",
+        help=("If specified, the pre-trained model will be treated as an SD3 model."))
 
     args = parser.parse_args()
 
diff --git a/python_coreml_stable_diffusion/mixed_bit_compression_pre_analysis.py b/python_coreml_stable_diffusion/mixed_bit_compression_pre_analysis.py
index 505895c7..e1b6e07a 100644
--- a/python_coreml_stable_diffusion/mixed_bit_compression_pre_analysis.py
+++ b/python_coreml_stable_diffusion/mixed_bit_compression_pre_analysis.py
@@ -578,6 +578,11 @@ def main(args):
          "If specified, the specified VAE will be converted instead of the one associated to the `--model-version` checkpoint. "
          "No precision override is applied when using a custom VAE."
          ))
+    # needed since this calls `torch2coreml` and that would throw an error
+    parser.add_argument(
+        "--sd3-version",
+        action="store_true",
+        help=("If specified, the pre-trained model will be treated as an SD3 model."))
 
     args = parser.parse_args()
     main(args)