diff --git a/tools/RunFinger.py b/tools/RunFinger.py
index 317f97b..d291fa7 100755
--- a/tools/RunFinger.py
+++ b/tools/RunFinger.py
@@ -106,7 +106,7 @@ def ParseNegotiateSMB2Ans(data):
 
 def SMB2SigningMandatory(data):
 	global SMB2signing
-	if data[70:71] == b"\x03":
+	if data[70:71] == "\x03":
 		SMB2signing = "True"
 	else:
 		SMB2signing = "False"
@@ -123,7 +123,7 @@ def WorkstationFingerPrint(data):
  		b"\x06\x01"    :"Windows 7/Server 2008R2",
  		b"\x06\x02"    :"Windows 8/Server 2012",
  		b"\x06\x03"    :"Windows 8.1/Server 2012R2",
-		b"\x0A\x00"    :"Windows 10/Server 2016/2019 (check build)",
+		b"\x0A\x00"    :"Windows 10/Server 2016/2022 (check build)",
  	}.get(data, 'Other than Microsoft')
 
 def GetOsBuildNumber(data):
@@ -201,7 +201,7 @@ def IsDCVuln(t, host):
 #####################
 
 def IsSigningEnabled(data):
-    if data[39:40] == b"\x0f":
+    if data[39:40] == "\x0f":
         return 'True'
     else:
         return 'False'
@@ -251,7 +251,6 @@ def DomainGrab(Host):
 		buffer0 = longueur(packet0)+packet0
 		s.send(NetworkSendBufferPython2or3(buffer0))
 		data = s.recv(2048)
-		s.close()
 		if data[8:10] == b'\x72\x00':
 			return GetHostnameAndDomainName(data)
 	except IOError as e:
@@ -359,7 +358,7 @@ def ConnectAndChoseSMB(host):
 				if not data:
 					break
 		except Exception:
-			pass
+			return False
 	else:
 		return False