diff --git a/support/testing/tests/download/sshd.py b/support/testing/tests/download/sshd.py
index 3345f768cc..6555f0499f 100644
--- a/support/testing/tests/download/sshd.py
+++ b/support/testing/tests/download/sshd.py
@@ -47,7 +47,7 @@ class OpenSSHDaemon():
         server_keyfile = os.path.join(builddir, SSHD_KEY)
         auth_keys_file = os.path.join(builddir, SSH_AUTH_KEYS_FILE)
         daemon_cmd = [SSHD_PATH,
-                      "-D", # or use -ddd to debug
+                      "-D",  # or use -ddd to debug
                       "-e",
                       "-h", server_keyfile,
                       "-f", "/dev/null",