diff --git a/fscomm/preferences/accountdialog.cpp b/fscomm/preferences/accountdialog.cpp
index aa8cddbecc..0a2a777448 100644
--- a/fscomm/preferences/accountdialog.cpp
+++ b/fscomm/preferences/accountdialog.cpp
@@ -81,6 +81,7 @@ void AccountDialog::readConfig()
 
     _settings->beginGroup("gateway/customParams");
     int row = 0;
+    ui->sofiaExtraParamTable->clearContents();
     foreach(QString k, _settings->childKeys())
     {
         row++;