diff --git a/extensions/synology-chat/src/channel.integration.test.ts b/extensions/synology-chat/src/channel.integration.test.ts
index c0420b6310b..05abecad754 100644
--- a/extensions/synology-chat/src/channel.integration.test.ts
+++ b/extensions/synology-chat/src/channel.integration.test.ts
@@ -28,6 +28,13 @@ function makeStartContext<T>(cfg: T, accountId: string, abortSignal: AbortSignal
   };
 }
 
+function requireRecord(value: unknown, label: string): Record<string, unknown> {
+  if (value === null || typeof value !== "object" || Array.isArray(value)) {
+    throw new Error(`expected ${label} to be a record`);
+  }
+  return value as Record<string, unknown>;
+}
+
 describe("Synology channel wiring integration", () => {
   beforeAll(async () => {
     ({ createSynologyChatPlugin } = await import("./channel.js"));
@@ -173,14 +180,12 @@ describe("Synology channel wiring integration", () => {
 
     const alphaCtx = finalizeInboundContextMock.mock.calls[0]?.[0];
     const betaCtx = finalizeInboundContextMock.mock.calls[1]?.[0];
-    expect(alphaCtx).toMatchObject({
-      AccountId: "alpha",
-      SessionKey: "agent:agent-alpha:synology-chat:alpha:direct:123",
-    });
-    expect(betaCtx).toMatchObject({
-      AccountId: "beta",
-      SessionKey: "agent:agent-beta:synology-chat:beta:direct:123",
-    });
+    const alphaContext = requireRecord(alphaCtx, "alpha inbound context");
+    expect(alphaContext.AccountId).toBe("alpha");
+    expect(alphaContext.SessionKey).toBe("agent:agent-alpha:synology-chat:alpha:direct:123");
+    const betaContext = requireRecord(betaCtx, "beta inbound context");
+    expect(betaContext.AccountId).toBe("beta");
+    expect(betaContext.SessionKey).toBe("agent:agent-beta:synology-chat:beta:direct:123");
 
     alphaAbortController.abort();
     betaAbortController.abort();