diff --git a/neural_coder/__main__.py b/neural_coder/__main__.py
index dee99c84a12..f84bdd9b264 100644
--- a/neural_coder/__main__.py
+++ b/neural_coder/__main__.py
@@ -25,10 +25,11 @@ def parse_args():
     """
     parser = ArgumentParser(description="command-launch a Python script with quantization auto-enabled")
 
-    parser.add_argument("--opt", type=str, default="",
+    parser.add_argument("-o", "--opt", type=str, default="",
                         help="optimization feature to enable")
 
-    parser.add_argument("--approach", type=str, default="dynamic",
+    parser.add_argument("-a", "--approach", type=str, default="static",
+
                         help="quantization approach (strategy)")
 
     parser.add_argument('--config', type=str, default="",
@@ -54,13 +55,15 @@ def parse_args():
 from neural_coder import enable
 if args.opt == "":
     if args.approach == "static":
-        features=["pytorch_inc_static_quant_fx"]
+        features = ["pytorch_inc_static_quant_fx"]
     if args.approach == "static_ipex":
-        features=["pytorch_inc_static_quant_ipex"]
+        features = ["pytorch_inc_static_quant_ipex"]
     if args.approach == "dynamic":
-        features=["pytorch_inc_dynamic_quant"]
+        features = ["pytorch_inc_dynamic_quant"]
 else:
-    features=[args.opt]
+    features = args.opt.split(",")
+
+# execute optimization enabling
 enable(
     code=script_copied,
     features=features,