diff --git a/src/options_imp.cpp b/src/options_imp.cpp
index ee52d95f5..932892bce 100644
--- a/src/options_imp.cpp
+++ b/src/options_imp.cpp
@@ -886,6 +886,7 @@ void options_imp::enableProxy(int index){
     textProxyIP->setEnabled(false);
     lblProxyPort->setEnabled(false);
     spinProxyPort->setEnabled(false);
+    checkProxyAuth->setChecked(false);
     checkProxyAuth->setEnabled(false);
     ProxyConnecsBox->setEnabled(false);
   }