diff --git a/nmap-service-probes b/nmap-service-probes
index 7a753bcb6..10b5822b9 100644
--- a/nmap-service-probes
+++ b/nmap-service-probes
@@ -11996,7 +11996,7 @@ match http m|^HTTP/1\.0 405 Method Not Allowed\r\nContent-Length: 87\r\nContent-
match http m|^
nweb Web Server Sorry: Only simple GET operation supported OPTIONS / HTTP/1\.0\*\*\*\*
\r\n| p/IBM nweb/ cpe:/a:ibm:nweb/
match http m|^HTTP/1\.0 501 Not Implemented\r\nServer: httpd_gargoyle/([\w._ -]+)\r\n| p/httpd_gargoyle/ v/$1/ i/Gargoyle WAP firmware/ d/WAP/ o/Linux/ cpe:/o:linux:linux_kernel/a
match http m|^HTTP/1\.1 200 OK\r\nDate: .* GMT\r\nServer: \r\nAllow: GET,HEAD,POST,OPTIONS\r\nVary: Accept-Encoding\r\nContent-Length: 0\r\nConnection: close\r\nContent-Type: text/html\r\n\r\n$| p/Apache httpd/ v/2.2.9/ cpe:/a:apache:http_server:2.2.9/
-match http m|^HTTP/1\.0 405 Method Not Allowed\r\nContent-Length: 0\r\nConnection: close\r\nAllow: GET, POST\r\nContent-Type: text/html\r\n\r\n$| p|Siemens 315-2PN/DP programmable logic controller http admin| d/specialized/ cpe:|h:siemens:315-2pn/dp|
+match http m|^HTTP/1\.0 405 Method Not Allowed\r\nContent-Length: 0\r\nConnection: close\r\nAllow: GET, POST\r\nContent-Type: text/html\r\n\r\n$| p|Siemens 315-2PN/DP programmable logic controller http admin| d/specialized/ cpe:/h:siemens:315-2pn%2Fdp/
match http m|^HTTP/1\.0 401 Unauthorized\r\nWWW-Authenticate: Basic realm=\"Arecont Vision\"\r\n\r\n| p/Arecont Vision surveillance camera httpd/ d/webcam/
match http m|^HTTP/1\.0 400 Bad Request\r\nServer: \r\nContent-Type: text/html\r\nContent-Length: 57\r\n\r\nHTTP/1\.0 400 Bad Request: Invalid or unsupported method\r\n\r\n\r\n$| p|Alcatel/Thomson SpeedTouch ADSL http config| d/broadband router/
match http m|^HTTP/1\.1 501 Not Implemented\r\nDate: .* GMT\r\nConnection: close\r\nContent-Type: text/html\r\nContent-Length: 54\r\n\r\n501 Not Implemented
$| p/VMware ESXi 4.1 Server httpd/ cpe:/o:vmware:esxi:4.1/