diff --git a/slsDetectorGui/forms/form_tab_measurement.ui b/slsDetectorGui/forms/form_tab_measurement.ui
index 425bfdfc8..c3b681317 100644
--- a/slsDetectorGui/forms/form_tab_measurement.ui
+++ b/slsDetectorGui/forms/form_tab_measurement.ui
@@ -487,7 +487,7 @@ Enabled only in Expert Mode and if Number of Frames > 1.
         <number>0</number>
        </property>
        <property name="maximum">
-        <number>2000000000</number>
+        <number>3</number>
        </property>
        <property name="value">
         <number>1</number>