diff --git a/tests/host_tools/fcmetrics.py b/tests/host_tools/fcmetrics.py
index 864481b68e2..f340aa4aaf3 100644
--- a/tests/host_tools/fcmetrics.py
+++ b/tests/host_tools/fcmetrics.py
@@ -479,7 +479,10 @@ def flatten_dict(node, prefix: str):
     failure_metrics = {
         key: value
         for key, value in flattened_metrics.items()
-        if "err" in key or "fail" in key or "panic" in key or "num_faults" in key
+        if "err" in key.split(".")[-1]
+        or "fail" in key.split(".")[-1]
+        or "panic" in key.split(".")[-1]
+        or "num_faults" in key.split(".")[-1]
         if value
         if key not in ignored_failure_metrics
     }