diff --git a/core/trino-spi/src/main/java/io/trino/spi/metrics/Metrics.java b/core/trino-spi/src/main/java/io/trino/spi/metrics/Metrics.java
index f54ac8844eb5..4f21eb5bdf8a 100644
--- a/core/trino-spi/src/main/java/io/trino/spi/metrics/Metrics.java
+++ b/core/trino-spi/src/main/java/io/trino/spi/metrics/Metrics.java
@@ -93,12 +93,6 @@ private Accumulator()
         {
         }
 
-        public Accumulator add(List<Metrics> metricsList)
-        {
-            metricsList.forEach(this::add);
-            return this;
-        }
-
         public Accumulator add(Metrics metrics)
         {
             metrics.getMetrics().forEach((key, value) ->
diff --git a/lib/trino-plugin-toolkit/src/test/java/io/trino/plugin/base/metrics/TestMetrics.java b/lib/trino-plugin-toolkit/src/test/java/io/trino/plugin/base/metrics/TestMetrics.java
index be0d895d6f91..0f771e84fc33 100644
--- a/lib/trino-plugin-toolkit/src/test/java/io/trino/plugin/base/metrics/TestMetrics.java
+++ b/lib/trino-plugin-toolkit/src/test/java/io/trino/plugin/base/metrics/TestMetrics.java
@@ -116,6 +116,10 @@ public void testReduceSingleMetrics()
     {
         Metrics metrics = new Metrics(ImmutableMap.of("a", new LongCount(0)));
         assertThat(accumulator().add(metrics).get()).isEqualTo(metrics);
+
+        Metrics metrics1 = new Metrics(ImmutableMap.of("a", new LongCount(1)));
+        Metrics metrics2 = new Metrics(ImmutableMap.of("a", new LongCount(2)));
+        assertThat(accumulator().add(metrics1).add(metrics2).get()).isEqualTo(new Metrics(ImmutableMap.of("a", new LongCount(3))));
     }
 
     private static Metrics merge(Metrics... metrics)