diff --git a/tools/README.md b/tools/README.md
index 012302733b..71722f55b8 100644
--- a/tools/README.md
+++ b/tools/README.md
@@ -10,7 +10,7 @@ prerequisite to run this before code check in.
 To run formatting:
 
 ```sh
-deno run --allow-read --allow-write --allow-run --unstable ./tools/format.js
+deno run --allow-read --allow-write --allow-run ./tools/format.js
 ```
 
 ## lint.js
@@ -21,14 +21,14 @@ prerequisite to run this before code check in.
 To run linting:
 
 ```sh
-deno run --allow-read --allow-write --allow-run --unstable ./tools/lint.js
+deno run --allow-read --allow-write --allow-run ./tools/lint.js
 ```
 
 Tip: You can also use cargo to run the current or pending build of the deno
 executable
 
 ```sh
-cargo run -- run --allow-read --allow-write --allow-run --unstable ./tools/<script>
+cargo run -- run --allow-read --allow-write --allow-run ./tools/<script>
 ```
 
 ## wgpu_sync.js
@@ -51,7 +51,7 @@ on top, somewhat similar to `git subtree`.
 To run the _copyright checker_:
 
 ```sh
-deno run --allow-read --allow-run --unstable  ./tools/copyright_checker.js
+deno run --allow-read --allow-run  ./tools/copyright_checker.js
 ```
 
 Then it will check all code files in the repository and report any files that
diff --git a/tools/build_bench.ts b/tools/build_bench.ts
index 46075ccf0a..31f7a29a94 100755
--- a/tools/build_bench.ts
+++ b/tools/build_bench.ts
@@ -1,4 +1,4 @@
-#!/usr/bin/env -S deno run --unstable --allow-env --allow-read --allow-write --allow-run
+#!/usr/bin/env -S deno run --allow-env --allow-read --allow-write --allow-run
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 
 import $ from "https://deno.land/x/dax@0.32.0/mod.ts";
diff --git a/tools/copyright_checker.js b/tools/copyright_checker.js
index 78118cb007..8aaa77fa1d 100644
--- a/tools/copyright_checker.js
+++ b/tools/copyright_checker.js
@@ -1,4 +1,4 @@
-#!/usr/bin/env -S deno run --unstable --allow-read=. --allow-run=git
+#!/usr/bin/env -S deno run --allow-read=. --allow-run=git
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 
 import { getSources, ROOT_PATH } from "./util.js";
diff --git a/tools/format.js b/tools/format.js
index dfc6f9b9e0..46f57e7f20 100755
--- a/tools/format.js
+++ b/tools/format.js
@@ -1,4 +1,4 @@
-#!/usr/bin/env -S deno run --unstable --allow-write --allow-read --allow-run --allow-net
+#!/usr/bin/env -S deno run --allow-write --allow-read --allow-run --allow-net
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 import { join, ROOT_PATH } from "./util.js";
 
diff --git a/tools/lint.js b/tools/lint.js
index ed2a04eee6..0eae493fda 100755
--- a/tools/lint.js
+++ b/tools/lint.js
@@ -1,4 +1,4 @@
-#!/usr/bin/env -S deno run --unstable --allow-write --allow-read --allow-run --allow-net
+#!/usr/bin/env -S deno run --allow-write --allow-read --allow-run --allow-net
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 import { buildMode, getPrebuilt, getSources, join, ROOT_PATH } from "./util.js";
 import { checkCopyright } from "./copyright_checker.js";
diff --git a/tools/napi/generate_symbols_lists.js b/tools/napi/generate_symbols_lists.js
index 8a5592c515..1909c5b501 100755
--- a/tools/napi/generate_symbols_lists.js
+++ b/tools/napi/generate_symbols_lists.js
@@ -1,4 +1,4 @@
-#!/usr/bin/env -S deno run --unstable --allow-read --allow-write
+#!/usr/bin/env -S deno run --allow-read --allow-write
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 
 import exports from "../../cli/napi/sym/symbol_exports.json" assert {
diff --git a/tools/release/deno_workspace.ts b/tools/release/deno_workspace.ts
index e82f3fa181..7e249cf2d4 100644
--- a/tools/release/deno_workspace.ts
+++ b/tools/release/deno_workspace.ts
@@ -54,7 +54,7 @@ export class DenoWorkspace {
 
   async runFormatter() {
     await this.#repo.command(
-      "deno run --unstable --allow-write --allow-read --allow-net --allow-run ./tools/format.js",
+      "deno run --allow-write --allow-read --allow-net --allow-run ./tools/format.js",
     );
   }
 }
diff --git a/tools/wpt/runner.ts b/tools/wpt/runner.ts
index 47e6bb2f51..2da3a95ded 100644
--- a/tools/wpt/runner.ts
+++ b/tools/wpt/runner.ts
@@ -100,7 +100,9 @@ export async function runSingleTest(
     const args = [
       "run",
       "-A",
-      "--unstable",
+      "--unstable-broadcast-channel",
+      "--unstable-webgpu",
+      "--unstable-net",
       "--v8-flags=--expose-gc",
     ];