diff --git a/tests/data/test21 b/tests/data/test21
index 13af4b59e..b8aa3e1b7 100644
--- a/tests/data/test21
+++ b/tests/data/test21
@@ -10,7 +10,7 @@
 use curl with multiple request methods
  </name>
  <command>
--I -X FOOO localhost
+-I -d FOOO localhost
 </command>
 </test>