diff --git a/src/browser/config.test.ts b/src/browser/config.test.ts
index ec1c40cd66e..5fa1488a22d 100644
--- a/src/browser/config.test.ts
+++ b/src/browser/config.test.ts
@@ -166,7 +166,9 @@ describe("browser config", () => {
   });
 
   it("rejects unsupported protocols", () => {
-    expect(() => resolveBrowserConfig({ cdpUrl: "ws://127.0.0.1:18791" })).toThrow(/must be http/i);
+    expect(() => resolveBrowserConfig({ cdpUrl: "ftp://127.0.0.1:18791" })).toThrow(
+      "must be http(s) or ws(s)",
+    );
   });
 
   it("does not add the built-in chrome extension profile if the derived relay port is already used", () => {
diff --git a/src/browser/server.post-tabs-open-profile-unknown-returns-404.test.ts b/src/browser/server.post-tabs-open-profile-unknown-returns-404.test.ts
index 26de7ecccac..b65c74319a3 100644
--- a/src/browser/server.post-tabs-open-profile-unknown-returns-404.test.ts
+++ b/src/browser/server.post-tabs-open-profile-unknown-returns-404.test.ts
@@ -110,7 +110,7 @@ describe("profile CRUD endpoints", () => {
     const createBadRemote = await realFetch(`${base}/profiles/create`, {
       method: "POST",
       headers: { "Content-Type": "application/json" },
-      body: JSON.stringify({ name: "badremote", cdpUrl: "ws://bad" }),
+      body: JSON.stringify({ name: "badremote", cdpUrl: "ftp://bad" }),
     });
     expect(createBadRemote.status).toBe(400);
     const createBadRemoteBody = (await createBadRemote.json()) as { error: string };