diff --git a/tests/libtest/lib511.c b/tests/libtest/lib511.c
index 9b9980a719..4afb1dc9fe 100644
--- a/tests/libtest/lib511.c
+++ b/tests/libtest/lib511.c
@@ -7,6 +7,7 @@ int test(char *URL)
   curl_easy_setopt(curl, CURLOPT_URL, URL);
   curl_easy_setopt(curl, CURLOPT_FILETIME, 1);
   curl_easy_setopt(curl, CURLOPT_NOBODY, 1);
+  curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
   res = curl_easy_perform(curl);
   curl_easy_cleanup(curl);  
   return (int)res;