diff --git a/src/accelerate/commands/test.py b/src/accelerate/commands/test.py
index 41da7559679..69045371496 100644
--- a/src/accelerate/commands/test.py
+++ b/src/accelerate/commands/test.py
@@ -45,10 +45,12 @@ def test_command_parser(subparsers=None):
 def test_command(args):
     script_name = os.path.sep.join(__file__.split(os.path.sep)[:-2] + ["test_utils", "scripts", "test_script.py"])
 
-    test_args = f"""
-        --config_file={args.config_file} {script_name}
-    """.split()
-    cmd = ["accelerate-launch"] + test_args
+    if args.config_file is None:
+        test_args = script_name
+    else:
+        test_args = f"--config_file={args.config_file} {script_name}"
+
+    cmd = ["accelerate-launch"] + test_args.split()
     result = execute_subprocess_async(cmd, env=os.environ.copy())
     if result.returncode == 0:
         print("Test is a success! You are ready for your distributed training!")