diff --git a/apps/broker/README.md b/apps/broker/README.md
index c68a124..1161705 100644
--- a/apps/broker/README.md
+++ b/apps/broker/README.md
@@ -23,7 +23,7 @@ pnpm --filter=@claudemesh/broker start   # production
 
 | Var                          | Default | Purpose                                             |
 | ---------------------------- | ------- | --------------------------------------------------- |
-| `BROKER_PORT`                | `7899`  | Single port for HTTP routes + WebSocket upgrade     |
+| `BROKER_PORT`                | `7900`  | Single port for HTTP routes + WebSocket upgrade     |
 | `DATABASE_URL`               | —       | Postgres connection string (shared with apps/web)   |
 | `STATUS_TTL_SECONDS`         | `60`    | Flip stuck-"working" peers to idle after this TTL   |
 | `HOOK_FRESH_WINDOW_SECONDS`  | `30`    | How long a hook signal beats JSONL inference        |
diff --git a/apps/broker/src/env.ts b/apps/broker/src/env.ts
index cd4c0d3..0440533 100644
--- a/apps/broker/src/env.ts
+++ b/apps/broker/src/env.ts
@@ -9,7 +9,7 @@ import { z } from "zod";
  * without a .env file.
  */
 const envSchema = z.object({
-  BROKER_PORT: z.coerce.number().int().positive().default(7899),
+  BROKER_PORT: z.coerce.number().int().positive().default(7900),
   DATABASE_URL: z.string().min(1, "DATABASE_URL is required"),
   STATUS_TTL_SECONDS: z.coerce.number().int().positive().default(60),
   HOOK_FRESH_WINDOW_SECONDS: z.coerce.number().int().positive().default(30),