diff --git a/scripts/tests/perf/direct-udp-client2server.sh b/scripts/tests/perf/direct-udp-client2server.sh
index 767df812f..4dc5f1ea1 100755
--- a/scripts/tests/perf/direct-udp-client2server.sh
+++ b/scripts/tests/perf/direct-udp-client2server.sh
@@ -7,7 +7,7 @@ source "./scripts/tests/lib.sh"
 docker compose exec --env RUST_LOG=info -it client /bin/sh -c 'iperf3 \
   --time 30 \
   --udp \
-  --bandwidth 1G \
+  --bandwidth 600M \
   --client 172.20.0.110 \
   --json' >>"${TEST_NAME}.json"
 
diff --git a/scripts/tests/perf/direct-udp-server2client.sh b/scripts/tests/perf/direct-udp-server2client.sh
index 9b19369bb..c74ac4d96 100755
--- a/scripts/tests/perf/direct-udp-server2client.sh
+++ b/scripts/tests/perf/direct-udp-server2client.sh
@@ -8,7 +8,7 @@ docker compose exec --env RUST_LOG=info -it client /bin/sh -c 'iperf3 \
   --time 30 \
   --reverse \
   --udp \
-  --bandwidth 1G \
+  --bandwidth 600M \
   --client 172.20.0.110 \
   --json' >>"${TEST_NAME}.json"