diff --git a/joj3_config_generator/transformers/repo.py b/joj3_config_generator/transformers/repo.py
index 5eced13..d5749fc 100644
--- a/joj3_config_generator/transformers/repo.py
+++ b/joj3_config_generator/transformers/repo.py
@@ -131,7 +131,7 @@ def get_health_check_args(repo_conf: repo.Config) -> List[str]:
     ]
     if repo_conf.health_check.whitelisted_chars:
         args.append(
-            f"-whitelisted-chars={','.join(repo_conf.health_check.whitelisted_chars)}"
+            f"-whitelistedChars={','.join(repo_conf.health_check.whitelisted_chars)}"
         )
     args.extend(
         [
diff --git a/tests/convert/whitelisted-chars/task.json b/tests/convert/whitelisted-chars/task.json
index a137647..97ad5a0 100644
--- a/tests/convert/whitelisted-chars/task.json
+++ b/tests/convert/whitelisted-chars/task.json
@@ -59,7 +59,7 @@
                                 "/usr/local/bin/repo-health-checker",
                                 "-root=.",
                                 "-repoSize=10.0",
-                                "-whitelisted-chars=你,好,！",
+                                "-whitelistedChars=你,好,！",
                                 "-checkFileSumList=",
                                 "-checkFileNameList="
                             ]