diff --git a/src/Gui/PreferencePages/DlgSettingsNotificationArea.ui b/src/Gui/PreferencePages/DlgSettingsNotificationArea.ui
index 3b3ddd961a..3e0ce0013e 100644
--- a/src/Gui/PreferencePages/DlgSettingsNotificationArea.ui
+++ b/src/Gui/PreferencePages/DlgSettingsNotificationArea.ui
@@ -210,6 +210,9 @@
         <property name="toolTip">
          <string>Width of the notification in pixels</string>
         </property>
+        <property name="suffix">
+         <string> px</string>
+        </property>
         <property name="minimum">
          <number>300</number>
         </property>
diff --git a/src/Gui/PreferencePages/DlgSettingsPythonConsole.ui b/src/Gui/PreferencePages/DlgSettingsPythonConsole.ui
index a8a896bdfe..91afbf2f21 100644
--- a/src/Gui/PreferencePages/DlgSettingsPythonConsole.ui
+++ b/src/Gui/PreferencePages/DlgSettingsPythonConsole.ui
@@ -90,6 +90,9 @@ horizontal space in Python console</string>
         <property name="toolTip">
          <string>The interval at which the profiler runs when there's Python code running (to keep the GUI responding). Set to 0 to disable.</string>
         </property>
+        <property name="suffix">
+         <string> ms</string>
+        </property>
         <property name="minimum">
          <number>0</number>
         </property>