diff --git a/tests/data/test150 b/tests/data/test150
index e180a47602cae309f8166a27ac3005f86f6d2759..2b2546fb1bb4b926806b1586b4b93a12b43725d8 100644
--- a/tests/data/test150
+++ b/tests/data/test150
@@ -1,4 +1,11 @@
 <testcase>
+<info>
+<keywords>
+HTTP
+HTTP GET
+HTTP NTLM auth
+</keywords>
+</info>
 
 <!-- Server-side -->
 <reply>
diff --git a/tests/data/test155 b/tests/data/test155
index 1b6f883e4fc216fd567ef94f459a868b740fdf83..8f765331af20d403de5c5baa9eb981ba6d8802c6 100644
--- a/tests/data/test155
+++ b/tests/data/test155
@@ -3,6 +3,7 @@
 <keywords>
 HTTP
 HTTP PUT
+HTTP NTLM auth
 </keywords>
 </info>
 
diff --git a/tests/data/test159 b/tests/data/test159
index 8cde7236b1904748e616151db23816a3361a4756..0d53676491bb1cf3fd1e493972844bc3c9cecffa 100644
--- a/tests/data/test159
+++ b/tests/data/test159
@@ -3,6 +3,7 @@
 <keywords>
 HTTP
 HTTP GET
+HTTP NTLM auth
 </keywords>
 </info>
 
diff --git a/tests/data/test176 b/tests/data/test176
index ed0c946e89382eeecaa9d1a35a34124c4a9493b5..ffff82c2c0fc72321b4314455535579b7f902512 100644
--- a/tests/data/test176
+++ b/tests/data/test176
@@ -3,6 +3,7 @@
 <keywords>
 HTTP
 HTTP POST
+HTTP NTLM auth
 </keywords>
 </info>
 
diff --git a/tests/data/test552 b/tests/data/test552
index 3ae702bce3d44ac0756381ed5677dc87e082f1d6..4840a2062f0bd13f6ff4c4c726087b3538a6fb47 100644
Binary files a/tests/data/test552 and b/tests/data/test552 differ
diff --git a/tests/data/test553 b/tests/data/test553
index 5552936217e31d1af9c1aa0f489e555d0f7814fa..bd937f016a741941b72347d29663d4a73afa3940 100644
--- a/tests/data/test553
+++ b/tests/data/test553
@@ -44,8 +44,6 @@ http://%HOSTIP:%HTTPPORT/path/553
 <strip>
 ^User-Agent: curl/.*
 </strip>
-# We strip off a large chunk of the type-2 NTLM message since it depends on
-# the local host name and thus differs on different machines!
 <protocol nonewline="yes">
 POST /path/553 HTTP/1.1
 Host: %HOSTIP:%HTTPPORT