diff --git a/src/signal/monitor.tool-result.sends-tool-summaries-responseprefix.test.ts b/src/signal/monitor.tool-result.sends-tool-summaries-responseprefix.test.ts
index e2c78c63b52..defc18e5aba 100644
--- a/src/signal/monitor.tool-result.sends-tool-summaries-responseprefix.test.ts
+++ b/src/signal/monitor.tool-result.sends-tool-summaries-responseprefix.test.ts
@@ -14,7 +14,7 @@ import {
 installSignalToolResultTestHooks();
 
 // Import after the harness registers `vi.mock(...)` for Signal internals.
-const { monitorSignalProvider } = await import("./monitor.js");
+await import("./monitor.js");
 
 const {
   replyMock,