2 files changed, 3 insertions, 1 deletions
diff --git a/tests/libtest/lib1525.c b/tests/libtest/lib1525.c
index 45e914e69..957b4295e 100644
--- a/tests/libtest/lib1525.c
+++ b/tests/libtest/lib1525.c
@@ -71,7 +71,8 @@ int test(char *URL)
   test_setopt(curl, CURLOPT_URL, URL);
   test_setopt(curl, CURLOPT_PROXY, libtest_arg2);
   test_setopt(curl, CURLOPT_HTTPHEADER, hhl);
-  test_setopt(curl, CURLOPT_PROXYHEADER, NULL);
+  test_setopt(curl, CURLOPT_PROXYHEADER, hhl);
+  test_setopt(curl, CURLOPT_HEADEROPT, CURLHEADER_UNIFIED);
   test_setopt(curl, CURLOPT_POST, 0L);
   test_setopt(curl, CURLOPT_UPLOAD, 1L);
   test_setopt(curl, CURLOPT_VERBOSE, 1L);
diff --git a/tests/libtest/lib1526.c b/tests/libtest/lib1526.c
index e71512854..fb757f592 100644
--- a/tests/libtest/lib1526.c
+++ b/tests/libtest/lib1526.c
@@ -72,6 +72,7 @@ int test(char *URL)
   test_setopt(curl, CURLOPT_PROXY, libtest_arg2);
   test_setopt(curl, CURLOPT_HTTPHEADER, hhl);
   test_setopt(curl, CURLOPT_PROXYHEADER, phl);
+  test_setopt(curl, CURLOPT_HEADEROPT, CURLHEADER_SEPARATE);
   test_setopt(curl, CURLOPT_POST, 0L);
   test_setopt(curl, CURLOPT_UPLOAD, 1L);
   test_setopt(curl, CURLOPT_VERBOSE, 1L);