1 files changed, 8 insertions, 0 deletions
diff --git a/cli/tsc/dts/lib.deno.ns.d.ts b/cli/tsc/dts/lib.deno.ns.d.ts
index 436387eba..610ed1061 100644
--- a/cli/tsc/dts/lib.deno.ns.d.ts
+++ b/cli/tsc/dts/lib.deno.ns.d.ts
@@ -1011,6 +1011,10 @@ declare namespace Deno {
     /** Restarts the timer for the bench measurement. This should be called
      * after doing setup work which should not be measured.
      *
+     * Warning: This method should not be used for benchmarks averaging less
+     * than 0.01s per iteration. In such cases it will be disabled but the call
+     * will still have noticeable overhead, resulting in a warning.
+     *
      * ```ts
      * Deno.bench("foo", async (t) => {
      *   const data = await Deno.readFile("data.txt");
@@ -1024,6 +1028,10 @@ declare namespace Deno {
     /** End the timer early for the bench measurement. This should be called
      * before doing teardown work which should not be measured.
      *
+     * Warning: This method should not be used for benchmarks averaging less
+     * than 0.01s per iteration. In such cases it will be disabled but the call
+     * will still have noticeable overhead, resulting in a warning.
+     *
      * ```ts
      * Deno.bench("foo", async (t) => {
      *   const file = await Deno.open("data.txt");