diff --git a/tests/metrics/cmd/checkmetrics/ci_worker/checkmetrics-json-clh-kata-metric8.toml b/tests/metrics/cmd/checkmetrics/ci_worker/checkmetrics-json-clh-kata-metric8.toml
index 82fa422de3..7cd3a025e5 100644
--- a/tests/metrics/cmd/checkmetrics/ci_worker/checkmetrics-json-clh-kata-metric8.toml
+++ b/tests/metrics/cmd/checkmetrics/ci_worker/checkmetrics-json-clh-kata-metric8.toml
@@ -121,5 +121,5 @@ description = "iperf"
 checkvar = ".\"network-iperf3\".Results | .[] | .jitter.Result"
 checktype = "mean"
 midval = 0.044
-minpercent = 35.0
-maxpercent = 35.0
+minpercent = 40.0
+maxpercent = 40.0
diff --git a/tests/metrics/cmd/checkmetrics/ci_worker/checkmetrics-json-qemu-kata-metric8.toml b/tests/metrics/cmd/checkmetrics/ci_worker/checkmetrics-json-qemu-kata-metric8.toml
index 278b7568fd..7dc8426882 100644
--- a/tests/metrics/cmd/checkmetrics/ci_worker/checkmetrics-json-qemu-kata-metric8.toml
+++ b/tests/metrics/cmd/checkmetrics/ci_worker/checkmetrics-json-qemu-kata-metric8.toml
@@ -121,5 +121,5 @@ description = "iperf"
 checkvar = ".\"network-iperf3\".Results | .[] | .jitter.Result"
 checktype = "mean"
 midval = 0.041
-minpercent = 30.0
-maxpercent = 30.0
+minpercent = 40.0
+maxpercent = 40.0