diff --git a/src/agents/subagent-control.test.ts b/src/agents/subagent-control.test.ts
index 95234534c97..0daba9a8dea 100644
--- a/src/agents/subagent-control.test.ts
+++ b/src/agents/subagent-control.test.ts
@@ -262,11 +262,9 @@ describe("sendControlledSubagentMessage", () => {
       message: "continue",
     });
 
-    expect(result).toEqual({
-      status: "error",
-      runId: expect.any(String),
-      error: "gateway unavailable",
-    });
+    expect(result.status).toBe("error");
+    expect(typeof result.runId).toBe("string");
+    expect(result.error).toBe("gateway unavailable");
   });
 
   it("does not send to a newer live run when the caller passes a stale run entry", async () => {
@@ -557,12 +555,10 @@ describe("killSubagentRunAdmin", () => {
       sessionKey: childSessionKey,
     });
 
-    expect(result).toMatchObject({
-      found: true,
-      killed: true,
-      runId: "run-worker",
-      sessionKey: childSessionKey,
-    });
+    expect(result.found).toBe(true);
+    expect(result.killed).toBe(true);
+    expect(result.runId).toBe("run-worker");
+    expect(result.sessionKey).toBe(childSessionKey);
     expect(getSubagentRunByChildSessionKey(childSessionKey)?.endedAt).toBeTypeOf("number");
   });
 
@@ -608,12 +604,10 @@ describe("killSubagentRunAdmin", () => {
       sessionKey: childSessionKey,
     });
 
-    expect(result).toMatchObject({
-      found: true,
-      killed: false,
-      runId: "run-current-admin",
-      sessionKey: childSessionKey,
-    });
+    expect(result.found).toBe(true);
+    expect(result.killed).toBe(false);
+    expect(result.runId).toBe("run-current-admin");
+    expect(result.sessionKey).toBe(childSessionKey);
   });
 
   it("still terminates the run when session store persistence fails during kill", async () => {
@@ -648,12 +642,10 @@ describe("killSubagentRunAdmin", () => {
       sessionKey: childSessionKey,
     });
 
-    expect(result).toMatchObject({
-      found: true,
-      killed: true,
-      runId: "run-worker-store-fail",
-      sessionKey: childSessionKey,
-    });
+    expect(result.found).toBe(true);
+    expect(result.killed).toBe(true);
+    expect(result.runId).toBe("run-worker-store-fail");
+    expect(result.sessionKey).toBe(childSessionKey);
     expect(getSubagentRunByChildSessionKey(childSessionKey)?.endedAt).toBeTypeOf("number");
   });
 });
@@ -1232,10 +1224,9 @@ describe("steerControlledSubagentRun", () => {
         sessionId: undefined,
         error: "failed to replace steered subagent run",
       });
-      expect(getSubagentRunByChildSessionKey("agent:main:subagent:steer-worker")).toMatchObject({
-        runId: "run-steer-old",
-        suppressAnnounceReason: undefined,
-      });
+      const storedRun = getSubagentRunByChildSessionKey("agent:main:subagent:steer-worker");
+      expect(storedRun?.runId).toBe("run-steer-old");
+      expect(storedRun?.suppressAnnounceReason).toBeUndefined();
     } finally {
       replaceSpy.mockRestore();
     }