diff --git a/tools/convert.py b/tools/convert.py
index fa12655..385beb1 100644
--- a/tools/convert.py
+++ b/tools/convert.py
@@ -155,6 +155,7 @@ def parse_args():
     parser = argparse.ArgumentParser(description="Generate F16 GGUF files from single UNET")
     parser.add_argument("--src", required=True, help="Source model ckpt file.")
     parser.add_argument("--dst", help="Output unet gguf file.")
+    parser.add_argument("--clearsrc", action="store_true", help="Delete source file after conversion before saving to disk, for low space environment. RISKY.")
     args = parser.parse_args()
 
     if not os.path.isfile(args.src):
@@ -274,7 +275,7 @@ def handle_tensors(writer, state_dict, model_arch):
 
         writer.add_tensor(new_name, data, raw_dtype=data_qtype)
 
-def convert_file(path, dst_path=None, interact=True, overwrite=False):
+def convert_file(path, dst_path=None, interact=True, overwrite=False, clear_source = False):
     # load & run model detection logic
     state_dict = load_state_dict(path)
     model_arch = detect_arch(state_dict)
@@ -307,11 +308,16 @@ def convert_file(path, dst_path=None, interact=True, overwrite=False):
             raise OSError("Output exists and overwriting is disabled!")
 
     # handle actual file
-    writer = gguf.GGUFWriter(path=None, arch=model_arch.arch)
+    writer = gguf.GGUFWriter(path=None, arch=model_arch.arch, use_temp_file=True) # Cache to file.
     writer.add_quantization_version(gguf.GGML_QUANT_VERSION)
     if ftype_gguf is not None:
         writer.add_file_type(ftype_gguf)
-
+    if clear_source:
+        try:
+            os.remove(path)
+            logging.info(f"Deleted source file: {path}")
+        except Exception as e:
+            logging.warning(f"Failed to delete source file: {e}")
     handle_tensors(writer, state_dict, model_arch)
     writer.write_header_to_file(path=dst_path)
     writer.write_kv_data_to_file()
@@ -327,4 +333,4 @@ def convert_file(path, dst_path=None, interact=True, overwrite=False):
 
 if __name__ == "__main__":
     args = parse_args()
-    convert_file(args.src, args.dst)
+    convert_file(args.src, args.dst, clear_source = args.clearsrc)