diff --git a/test/adapters/cloudflare-durable.test.ts b/test/adapters/cloudflare-durable.test.ts
index 4fdd210..83ec1cc 100644
--- a/test/adapters/cloudflare-durable.test.ts
+++ b/test/adapters/cloudflare-durable.test.ts
@@ -2,5 +2,7 @@ import { describe } from "vitest";
 import { wsTestsExec } from "../_utils";
 
 describe("cloudflare-durable", () => {
-  wsTestsExec("wrangler dev -c ./wrangler-durable.toml --port $PORT");
+  wsTestsExec(
+    "wrangler dev -c ./wrangler-durable.toml --inspector-port 0 --port $PORT",
+  );
 });
diff --git a/test/adapters/cloudflare.test.ts b/test/adapters/cloudflare.test.ts
index 27f7569..e1b7d3f 100644
--- a/test/adapters/cloudflare.test.ts
+++ b/test/adapters/cloudflare.test.ts
@@ -2,5 +2,8 @@ import { describe } from "vitest";
 import { wsTestsExec } from "../_utils";
 
 describe("cloudflare", () => {
-  wsTestsExec("wrangler dev -c ./wrangler.toml --port $PORT", false);
+  wsTestsExec(
+    "wrangler dev -c ./wrangler.toml --inspector-port 0 --port $PORT",
+    false,
+  );
 });