diff --git a/ci-scripts/xml_files/container_5g_f1_rfsim.xml b/ci-scripts/xml_files/container_5g_f1_rfsim.xml
index fc35442088..1486ccd903 100644
--- a/ci-scripts/xml_files/container_5g_f1_rfsim.xml
+++ b/ci-scripts/xml_files/container_5g_f1_rfsim.xml
@@ -76,8 +76,8 @@
 
         <testCase id="030021">
                 <class>Iperf</class>
-                <desc>Iperf (DL/20Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 20M -t 30 -R</iperf_args>
+                <desc>Iperf (DL/5Mbps/UDP)(30 sec)</desc>
+                <iperf_args>-u -b 5M -t 30 -R</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
@@ -86,8 +86,8 @@
 
         <testCase id="030022">
                 <class>Iperf</class>
-                <desc>Iperf (UL/5Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 5M -t 30</iperf_args>
+                <desc>Iperf (UL/3Mbps/UDP)(30 sec)</desc>
+                <iperf_args>-u -b 3M -t 30</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>