diff --git a/qt/info_dialog.cpp b/qt/info_dialog.cpp
index 22250ff729..92a948882a 100644
--- a/qt/info_dialog.cpp
+++ b/qt/info_dialog.cpp
@@ -5,7 +5,6 @@
 #include <QtGui/QPushButton>
 #include <QtGui/QHBoxLayout>
 #include <QtGui/QVBoxLayout>
-
 #include <QtGui/QLabel>
 
 namespace qt
@@ -17,7 +16,8 @@ namespace qt
     QIcon icon(":logo.png");
     setWindowIcon(icon);
     setWindowTitle(title);
-    setFocus();
+    setFocusPolicy(Qt::StrongFocus);
+    setWindowModality(Qt::WindowModal);
 
     QVBoxLayout * vBox = new QVBoxLayout();
     QLabel * label = new QLabel(text);
diff --git a/qt/update_dialog.cpp b/qt/update_dialog.cpp
index 18668ce8a9..ebe7b08243 100644
--- a/qt/update_dialog.cpp
+++ b/qt/update_dialog.cpp
@@ -58,6 +58,8 @@ namespace qt
   UpdateDialog::UpdateDialog(QWidget * parent, Storage & storage)
     : QDialog(parent), m_storage(storage)
   {
+    setWindowModality(Qt::WindowModal);
+
     string timeString;
     if (!Settings::Get(LAST_CHECK_TIME_KEY, timeString))
       timeString = "Never checked";