diff --git a/src/murmur/Server.cpp b/src/murmur/Server.cpp
index 22a150b6..fa77d96f 100644
--- a/src/murmur/Server.cpp
+++ b/src/murmur/Server.cpp
@@ -1373,25 +1373,6 @@ void Server::newClient() {
 		sock->setPrivateKey(qskKey);
 		sock->setLocalCertificate(qscCert);
 
-		QSslConfiguration config = sock->sslConfiguration();
-#if QT_VERSION >= QT_VERSION_CHECK(5,15,0)
-		// Qt 5.15 introduced QSslConfiguration::addCaCertificate(s) that should be preferred over the functions in QSslSocket
-
-		// Treat the leaf certificate as a root.
-		// This shouldn't strictly be necessary,
-		// and is a left-over from early on.
-		// Perhaps it is necessary for self-signed
-		// certs?
-		config.addCaCertificate(qscCert);
-
-		// Add CA certificates specified via
-		// murmur.ini's sslCA option.
-		config.addCaCertificates(Meta::mp.qlCA);
-
-		// Add intermediate CAs found in the PEM
-		// bundle used for this server's certificate.
-		config.addCaCertificates(qlIntermediates);
-#else
 		// Treat the leaf certificate as a root.
 		// This shouldn't strictly be necessary,
 		// and is a left-over from early on.
@@ -1406,8 +1387,8 @@ void Server::newClient() {
 		// Add intermediate CAs found in the PEM
 		// bundle used for this server's certificate.
 		sock->addCaCertificates(qlIntermediates);
-#endif
 
+		QSslConfiguration config = sock->sslConfiguration();
 		config.setCiphers(Meta::mp.qlCiphers);
 #if defined(USE_QSSLDIFFIEHELLMANPARAMETERS)
 		config.setDiffieHellmanParameters(qsdhpDHParams);