diff --git a/pyrdp/mitm/RDPMITM.py b/pyrdp/mitm/RDPMITM.py
index 237b936df..c1e8cfad5 100644
--- a/pyrdp/mitm/RDPMITM.py
+++ b/pyrdp/mitm/RDPMITM.py
@@ -238,6 +238,9 @@ def doClientTls(self):
             # Wait for server certificate
             reactor.callLater(1, self.doClientTls)
 
+        if cert.get_subject().commonName != self.config.targetHost:
+            cert.get_subject().commonName = self.config.targetHost
+
         # Clone certificate if necessary.
         if self.certs:
             privKey, certFile = self.certs.lookup(cert)