diff --git a/tests/clickhouse-test b/tests/clickhouse-test
index 44c1517a9f5..10f56eece5b 100755
--- a/tests/clickhouse-test
+++ b/tests/clickhouse-test
@@ -2246,7 +2246,8 @@ def parse_args():
     parser.add_argument(
         "-b",
         "--binary",
-        default=find_binary("clickhouse"),
+        default="clickhouse",
+        type=find_binary,
         help="Path to clickhouse binary or name of binary in PATH",
     )
     parser.add_argument(