diff --git a/src/jit-diff/diff.cs b/src/jit-diff/diff.cs
index de23d971..2e6f96bd 100644
--- a/src/jit-diff/diff.cs
+++ b/src/jit-diff/diff.cs
@@ -352,7 +352,7 @@ public static int DiffCommand(Config config)
                     analysisArgs.Add("--count");
                     analysisArgs.Add(config.Count.ToString());
                     analysisArgs.Add("--recursive");
-                    analysisArgs.Add("--metric");
+                    analysisArgs.Add("--metrics");
                     analysisArgs.Add(config.Metric);
                     analysisArgs.Add("--note");