diff --git a/py-scripts/regression_test.sh b/py-scripts/regression_test.sh
index fad22d3f..9ce56e98 100755
--- a/py-scripts/regression_test.sh
+++ b/py-scripts/regression_test.sh
@@ -45,7 +45,7 @@ testCommands=(
     --radio \"radio==wiphy0 stations==4 ssid==$SSID_USED ssid_pw==$PASSWD_USED security==$SECURITY\"
     --radio \"radio==wiphy1 stations==4 ssid==$SSID_USED ssid_pw==$PASSWD_USED security==$SECURITY\""
     "./test_l3_powersave_traffic.py --radio $RADIO_USED --ssid $SSID_USED --passwd $PASSWD_USED --security $SECURITY --debug"
-    "./test_l3_scenario_throughput.py -t 15 -sc test_l3_scenario_throughput"
+    "./test_l3_scenario_throughput.py -t 15s -sc test_l3_scenario_throughput"
     "./test_status_msg.py --debug " #this is all which is needed to run
     #"./test_wanlink.py --debug"
     #"./ws_generic_monitor_test.py"
@@ -197,7 +197,7 @@ function html_generator() {
     echo "${results[@]}"  >> $fname
     echo "</table>" >> $fname
     echo "$tail" >> $fname
-    rm "/home/lanforge/html_reports/latest.html" || true
+    unlink "/home/lanforge/html_reports/latest.html" || true
     ln -s "${fname}" "/home/lanforge/html-reports/latest.html"
 }
 
diff --git a/py-scripts/test_l3_scenario_throughput.py b/py-scripts/test_l3_scenario_throughput.py
index 4d573814..0494c2bd 100755
--- a/py-scripts/test_l3_scenario_throughput.py
+++ b/py-scripts/test_l3_scenario_throughput.py
@@ -322,7 +322,7 @@ def main():
     Scenario_2 = LoadScenario(manager, 8080, scenario)
     #Wait for Sometime
     time.sleep(10)
-    duration_sec=Realm.parse_time(args.duration).total_minutes()
+    duration_sec=Realm.parse_time(args.duration).total_seconds() * 60
 
     # Port Utility function for reading CX and VAP
     PortUtility(manager,8080, duration_sec, report_name, scenario, test_detail)
diff --git a/py-scripts/update_dependencies.py b/py-scripts/update_dependencies.py
index 051d1c56..6c1258d1 100755
--- a/py-scripts/update_dependencies.py
+++ b/py-scripts/update_dependencies.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
 import subprocess
 def main():
-    command = "pip3 install pandas seaborn plotly numpy dash paramiko bokeh websocket-client pyarrow --upgrade"
+    command = "pip3 install pandas seaborn plotly numpy dash paramiko bokeh websocket-client pyarrow xlsxwriter --upgrade"
     res = subprocess.call(command, shell = True)
 
     print("Returned Value: ", res)