diff --git a/docs/INSTALL b/docs/INSTALL
index d1b2881c2..f002c2800 100644
--- a/docs/INSTALL
+++ b/docs/INSTALL
@@ -1026,7 +1026,6 @@ REDUCING SIZE
    command line.  Following is a list of appropriate key words:
 
      --disable-cookies          !cookies
-     --disable-crypto-auth      !HTTP\ Digest\ auth !HTTP\ proxy\ Digest\ auth
      --disable-manual           !--manual
      --disable-proxy            !HTTP\ proxy !proxytunnel !SOCKS4 !SOCKS5
 
diff --git a/tests/data/test1001 b/tests/data/test1001
index 9a87d6e8b..aabbec916 100644
--- a/tests/data/test1001
+++ b/tests/data/test1001
@@ -63,6 +63,9 @@ ok
 <server>
 http
 </server>
+<features>
+crypto
+</features>
  <name>
 HTTP POST --digest with PUT and resumed upload and modified method
  </name>
diff --git a/tests/data/test1002 b/tests/data/test1002
index 04c18f91a..829444ce0 100644
--- a/tests/data/test1002
+++ b/tests/data/test1002
@@ -62,6 +62,9 @@ ok
 <server>
 http
 </server>
+<features>
+crypto
+</features>
  <name>
 HTTP POST --digest with PUT and resumed upload and modified method, twice
  </name>
diff --git a/tests/data/test1115 b/tests/data/test1115
index 0f294d4cf..f9d6e3645 100644
--- a/tests/data/test1115
+++ b/tests/data/test1115
@@ -29,9 +29,6 @@ Content-Length: 0
 <server>
 http
 </server>
-<features>
-crypto
-</features>
  <name>
 HTTP GET with unexpected 1xx response
  </name>
diff --git a/tests/data/test551 b/tests/data/test551
index 4f5220a26..851b18876 100644
--- a/tests/data/test551
+++ b/tests/data/test551
@@ -61,6 +61,7 @@ http
 lib547
 </tool>
 <features>
+crypto
 </features>
  <name>
 HTTP proxy auth Digest with POST data from read callback
diff --git a/tests/data/test552 b/tests/data/test552
index a974fc5cb..3ae702bce 100644
Binary files a/tests/data/test552 and b/tests/data/test552 differ
diff --git a/tests/data/test565 b/tests/data/test565
index b8d12b45c..e93ee3e1a 100644
--- a/tests/data/test565
+++ b/tests/data/test565
@@ -56,6 +56,9 @@ ok
 <server>
 http
 </server>
+<features>
+crypto
+</features>
 # tool is what to use instead of 'curl'
 <tool>
 lib565
diff --git a/tests/data/test579 b/tests/data/test579
index 11c81a428..adbb3dd22 100644
--- a/tests/data/test579
+++ b/tests/data/test579
@@ -56,6 +56,9 @@ ok
 <server>
 http
 </server>
+<features>
+crypto
+</features>
 # tool is what to use instead of 'curl'
 <tool>
 lib579
diff --git a/tests/runtests.pl b/tests/runtests.pl
index 8a47d5853..cbd40e7d9 100755
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -2403,6 +2403,8 @@ sub checksystem {
             if($feat =~ /NTLM/i) {
                 # NTLM enabled
                 $has_ntlm=1;
+		# Use this as a proxy for any cryptographic authentication
+                $has_crypto=1;
             }
             if($feat =~ /NTLM_WB/i) {
                 # NTLM delegation to winbind daemon ntlm_auth helper enabled
@@ -2513,10 +2515,6 @@ sub checksystem {
     $has_shared = `sh $CURLCONFIG --built-shared`;
     chomp $has_shared;
 
-    # curl doesn't list cryptographic support separately, so assume it's
-    # always available
-    $has_crypto=1;
-
     my $hostname=join(' ', runclientoutput("hostname"));
     my $hosttype=join(' ', runclientoutput("uname -a"));