diff --git a/DSView/pv/dialogs/deviceoptions.cpp b/DSView/pv/dialogs/deviceoptions.cpp
index fc520bf8..da943be0 100644
--- a/DSView/pv/dialogs/deviceoptions.cpp
+++ b/DSView/pv/dialogs/deviceoptions.cpp
@@ -132,6 +132,11 @@ DeviceOptions::DeviceOptions(QWidget *parent) :
     props_box->setLayout(props_lay);
     _container_lay->addWidget(props_box);
 
+    QWidget *minWid = new QWidget();
+    minWid->setFixedHeight(1);
+    minWid->setMinimumWidth(250);
+    _container_lay->addWidget(minWid);
+
     // chnnels group box
     this->build_dynamic_panel();
 
@@ -779,7 +784,7 @@ int bb = 0;
 void DeviceOptions::try_resize_scroll()
 {
     // content area height
-    int contentHeight = _groupHeight1 + _groupHeight2 + 10; // +space
+    int contentHeight = _groupHeight1 + _groupHeight2 + 15; // +space
     //dialog height
     int dlgHeight = contentHeight + 100; // +bottom buttton