diff --git a/slsDetectorGui/forms/form_tab_plot.ui b/slsDetectorGui/forms/form_tab_plot.ui
index 9d3ee2616..c96357286 100755
--- a/slsDetectorGui/forms/form_tab_plot.ui
+++ b/slsDetectorGui/forms/form_tab_plot.ui
@@ -2191,7 +2191,7 @@ Displays minimum, maximum and sum of values for each plot.
              <double>999999.000000000000000</double>
             </property>
             <property name="value">
-             <double>200.000000000000000</double>
+             <double>500.000000000000000</double>
             </property>
            </widget>
           </item>
diff --git a/slsDetectorGui/src/qTabPlot.cpp b/slsDetectorGui/src/qTabPlot.cpp
index 9d7b89401..52190f282 100644
--- a/slsDetectorGui/src/qTabPlot.cpp
+++ b/slsDetectorGui/src/qTabPlot.cpp
@@ -75,6 +75,12 @@ void qTabPlot::SetupWidgetWindow() {
     Select1DPlot(is1d);
     Initialization();
     Refresh();
+
+    // set default timer
+    spinTimeGap->setValue(DEFAULT_STREAMING_TIMER_IN_MS);
+    // set to streaming timer
+    stackedTimeInterval->setCurrentIndex(0);
+    comboFrequency->setCurrentIndex(0);
 }
 
 void qTabPlot::Initialization() {
diff --git a/slsReceiverSoftware/src/receiver_defs.h b/slsReceiverSoftware/src/receiver_defs.h
index 635bbedcf..a8d5b0beb 100755
--- a/slsReceiverSoftware/src/receiver_defs.h
+++ b/slsReceiverSoftware/src/receiver_defs.h
@@ -22,9 +22,6 @@
 #define MYTHEN3_MAX_FRAMES_PER_FILE   10000
 #define GOTTHARD2_MAX_FRAMES_PER_FILE 20000
 
-#define DO_NOTHING    (0)
-#define DO_EVERYTHING (1)
-
 #define STATISTIC_FRAMENUMBER_INFINITE (20000)
 
 // binary
diff --git a/slsSupportLib/include/sls_detector_defs.h b/slsSupportLib/include/sls_detector_defs.h
index fa0178177..ca1537d0b 100644
--- a/slsSupportLib/include/sls_detector_defs.h
+++ b/slsSupportLib/include/sls_detector_defs.h
@@ -64,7 +64,7 @@
 
 #define MAX_PATTERN_LENGTH 0x2000
 
-#define DEFAULT_STREAMING_TIMER_IN_MS 200
+#define DEFAULT_STREAMING_TIMER_IN_MS 500
 
 #define NUM_RX_THREAD_IDS 8