diff --git a/src/core/qgsowsconnection.cpp b/src/core/qgsowsconnection.cpp
index 1f6b4b97727..e3cadbcb95a 100644
--- a/src/core/qgsowsconnection.cpp
+++ b/src/core/qgsowsconnection.cpp
@@ -54,14 +54,14 @@ QgsOwsConnection::QgsOwsConnection( const QString &service, const QString &connN
   if ( !username.isEmpty() )
   {
     // check for a password, if none prompt to get it
-    mUri.setParam( QStringLiteral( "username" ), username );
-    mUri.setParam( QStringLiteral( "password" ), password );
+    mUri.setUsername( username );
+    mUri.setPassword( password );
   }
 
   QString authcfg = settings.value( credentialsKey + "/authcfg" ).toString();
   if ( !authcfg.isEmpty() )
   {
-    mUri.setParam( QStringLiteral( "authcfg" ), authcfg );
+    mUri.setAuthConfigId( authcfg );
   }
   mConnectionInfo.append( ",authcfg=" + authcfg );