diff --git a/packages/mosaic/src/fleet/promotion-transport.spec.ts b/packages/mosaic/src/fleet/promotion-transport.spec.ts
index a59d9187..52fc1d97 100644
--- a/packages/mosaic/src/fleet/promotion-transport.spec.ts
+++ b/packages/mosaic/src/fleet/promotion-transport.spec.ts
@@ -64,7 +64,7 @@ describe('TmuxPromotionTransport', () => {
   // transport must WALK the subtree. This test exercises the real walk (no
   // full mock of the resolution) — the seam the original unit test hid.
   it('walks the pane subtree to the claude child that carries the lease id', async () => {
-    const runner = vi.fn<CommandRunner>().mockResolvedValueOnce(result('1234 claude 0 0 0 0\n'));
+    const runner = vi.fn<CommandRunner>().mockResolvedValueOnce(result('1234 node 0 0 0 0\n'));
     // pane pid 1234 = node(mosaic): NO lease env. child 5678 = claude: carries it.
     const environmentReader = vi.fn(async (pid: number) =>
       pid === 5678 ? `FOO=bar\0MOSAIC_LEASE_SESSION_ID=${sessionId}\0` : `FOO=bar\0`,
@@ -87,7 +87,7 @@ describe('TmuxPromotionTransport', () => {
   });
 
   it('fails closed when no process in the pane subtree carries a lease id', async () => {
-    const runner = vi.fn<CommandRunner>().mockResolvedValueOnce(result('1234 claude 0 0 0 0\n'));
+    const runner = vi.fn<CommandRunner>().mockResolvedValueOnce(result('1234 node 0 0 0 0\n'));
     const environmentReader = vi.fn(async () => `FOO=bar\0`);
     const childrenReader = vi.fn(async (pid: number) => (pid === 1234 ? [5678] : []));
     const transport = new TmuxPromotionTransport({