diff --git a/src/python/loglevel.ui b/src/python/loglevel.ui
index 943f2a69..4d989926 100644
--- a/src/python/loglevel.ui
+++ b/src/python/loglevel.ui
@@ -13,6 +13,9 @@
   <property name="windowTitle">
    <string>Log Level</string>
   </property>
+  <property name="modal">
+   <bool>true</bool>
+  </property>
   <widget class="QDialogButtonBox" name="buttonBox">
    <property name="geometry">
     <rect>