diff --git a/apps/web/src/server/service/campaign-service.ts b/apps/web/src/server/service/campaign-service.ts
index 5a109993..da5d7cd9 100644
--- a/apps/web/src/server/service/campaign-service.ts
+++ b/apps/web/src/server/service/campaign-service.ts
@@ -1249,7 +1249,7 @@ export class CampaignBatchService {
     await this.batchQueue.add(
       `campaign-${campaignId}`,
       { campaignId, teamId },
-      { jobId: `campaign-batch:${campaignId}`, ...DEFAULT_QUEUE_OPTIONS },
+      { jobId: `campaign-batch-${campaignId}`, ...DEFAULT_QUEUE_OPTIONS },
     );
   }
 }
diff --git a/apps/web/src/server/service/campaign-service.unit.test.ts b/apps/web/src/server/service/campaign-service.unit.test.ts
index 2fe049ec..52a5d420 100644
--- a/apps/web/src/server/service/campaign-service.unit.test.ts
+++ b/apps/web/src/server/service/campaign-service.unit.test.ts
@@ -28,6 +28,7 @@ const { mockDb, mockTx, mockUpdateContactSubscription } = vi.hoisted(() => {
         findUnique: vi.fn(),
       },
       campaign: {
+        findUnique: vi.fn(),
         update: vi.fn(),
       },
     },
@@ -35,6 +36,10 @@ const { mockDb, mockTx, mockUpdateContactSubscription } = vi.hoisted(() => {
   };
 });
 
+const { mockQueueAdd } = vi.hoisted(() => ({
+  mockQueueAdd: vi.fn(),
+}));
+
 vi.mock("~/server/db", () => ({
   db: mockDb,
 }));
@@ -55,7 +60,7 @@ vi.mock("~/server/service/contact-service", () => ({
 
 vi.mock("bullmq", () => ({
   Queue: class {
-    add = vi.fn();
+    add = mockQueueAdd;
   },
   Worker: class {},
 }));
@@ -92,6 +97,7 @@ vi.mock("~/server/logger/log", () => ({
 }));
 
 import {
+  CampaignBatchService,
   recordCampaignContactFailure,
   subscribeContact,
   unsubscribeContact,
@@ -196,6 +202,31 @@ describe("recordCampaignContactFailure", () => {
   });
 });
 
+describe("CampaignBatchService", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("queues batches with a BullMQ-safe custom job ID", async () => {
+    mockDb.campaign.findUnique.mockResolvedValue({
+      lastSentAt: null,
+      batchWindowMinutes: 0,
+      status: "SCHEDULED",
+    });
+
+    await CampaignBatchService.queueBatch({
+      campaignId: "campaign_1",
+      teamId: 7,
+    });
+
+    expect(mockQueueAdd).toHaveBeenCalledWith(
+      "campaign-campaign_1",
+      { campaignId: "campaign_1", teamId: 7 },
+      expect.objectContaining({ jobId: "campaign-batch-campaign_1" }),
+    );
+  });
+});
+
 describe("campaign contact subscription changes", () => {
   beforeEach(() => {
     vi.clearAllMocks();