diff --git a/tools/download_dart_sdk.py b/tools/download_dart_sdk.py
index d77d8ccdeb932..14cee6007d8c0 100755
--- a/tools/download_dart_sdk.py
+++ b/tools/download_dart_sdk.py
@@ -108,7 +108,6 @@ def DownloadDartSDK(channel, version, os_name, arch, verbose):
     url,
   ]
   if verbose:
-    curl_command.append('--verbose')
     print('Running: "%s"' % (' '.join(curl_command)))
   curl_result = subprocess.run(
     curl_command,