diff --git a/cameleer-server-app/src/main/java/com/cameleer/server/app/alerting/eval/RouteMetricEvaluator.java b/cameleer-server-app/src/main/java/com/cameleer/server/app/alerting/eval/RouteMetricEvaluator.java
index f04f333d..09eacd14 100644
--- a/cameleer-server-app/src/main/java/com/cameleer/server/app/alerting/eval/RouteMetricEvaluator.java
+++ b/cameleer-server-app/src/main/java/com/cameleer/server/app/alerting/eval/RouteMetricEvaluator.java
@@ -48,8 +48,7 @@ public class RouteMetricEvaluator implements ConditionEvaluator<RouteMetricCondi
 
         double actual = switch (c.metric()) {
             case ERROR_RATE     -> errorRate(stats);
-            // ExecutionStats has no p95 field; avgDurationMs is the closest available proxy
-            case P95_LATENCY_MS -> (double) stats.avgDurationMs();
+            case AVG_DURATION_MS -> (double) stats.avgDurationMs();
             case P99_LATENCY_MS -> (double) stats.p99LatencyMs();
             case THROUGHPUT     -> (double) stats.totalCount();
             case ERROR_COUNT    -> (double) stats.failedCount();
diff --git a/cameleer-server-core/src/main/java/com/cameleer/server/core/alerting/RouteMetric.java b/cameleer-server-core/src/main/java/com/cameleer/server/core/alerting/RouteMetric.java
index 336d8019..ff1154d6 100644
--- a/cameleer-server-core/src/main/java/com/cameleer/server/core/alerting/RouteMetric.java
+++ b/cameleer-server-core/src/main/java/com/cameleer/server/core/alerting/RouteMetric.java
@@ -1,3 +1,10 @@
 package com.cameleer.server.core.alerting;
 
-public enum RouteMetric { ERROR_RATE, P95_LATENCY_MS, P99_LATENCY_MS, THROUGHPUT, ERROR_COUNT }
+public enum RouteMetric {
+    ERROR_RATE,
+    /** Average execution duration — maps to stats_1m_route.avgDurationMs. */
+    AVG_DURATION_MS,
+    P99_LATENCY_MS,
+    THROUGHPUT,
+    ERROR_COUNT
+}
diff --git a/docs/alerting.md b/docs/alerting.md
index 82474f00..68783a8d 100644
--- a/docs/alerting.md
+++ b/docs/alerting.md
@@ -31,7 +31,7 @@ Fires when a computed route metric crosses a threshold over a rolling window.
 }
 ```
 
-Available metrics: `ERROR_RATE`, `THROUGHPUT`, `MEAN_PROCESSING_MS`, `P95_PROCESSING_MS`.
+Available metrics: `ERROR_RATE`, `THROUGHPUT`, `AVG_DURATION_MS`, `P99_LATENCY_MS`, `ERROR_COUNT`.
 Comparators: `GT`, `GTE`, `LT`, `LTE`, `EQ`.
 
 ### EXCHANGE_MATCH