diff --git a/workers/events/src/eventContract.ts b/workers/events/src/eventContract.ts
index ae6b1e8..49842aa 100644
--- a/workers/events/src/eventContract.ts
+++ b/workers/events/src/eventContract.ts
@@ -1,5 +1,6 @@
 // Generated from scient-desktop/packages/scient-analytics/src/wireContract.ts. Do not edit here.
 // Scient desktop wire contract. The website gateway consumes a generated copy.
+export const ANALYTICS_CONTRACT_REVISION = "4" as const;
 export const PRIVACY_LEVELS = ["essential", "product", "diagnostic", "contribution"] as const;
 
 export type PrivacyLevel = (typeof PRIVACY_LEVELS)[number];
diff --git a/workers/events/src/index.test.ts b/workers/events/src/index.test.ts
index 248ff34..9f6d947 100644
--- a/workers/events/src/index.test.ts
+++ b/workers/events/src/index.test.ts
@@ -368,7 +368,7 @@ describe("event gateway routes", () => {
     expect(response.status).toBe(200);
     expect(await response.json()).toMatchObject({
       status: "ready",
-      contract_revision: "3",
+      contract_revision: "4",
       worker_version: "unavailable",
       worker_version_tag: null,
       worker_version_created_at: null,
diff --git a/workers/events/src/index.ts b/workers/events/src/index.ts
index a75996a..6bbb117 100644
--- a/workers/events/src/index.ts
+++ b/workers/events/src/index.ts
@@ -1,4 +1,9 @@
-import { eventContractViolation, PRIVACY_LEVELS, type PrivacyLevel } from "./eventContract";
+import {
+  ANALYTICS_CONTRACT_REVISION,
+  eventContractViolation,
+  PRIVACY_LEVELS,
+  type PrivacyLevel,
+} from "./eventContract";
 import { posthogEventUuid, posthogRequest, readBoundedJson, TransportFailure } from "./transport";
 import { withExportLease } from "./exportLease";
 
@@ -1166,7 +1171,7 @@ const worker: ExportedHandler<AnalyticsEnv> = {
       return jsonResponse(
         {
           status: storageReady ? "ready" : "degraded",
-          contract_revision: "3",
+          contract_revision: ANALYTICS_CONTRACT_REVISION,
           worker_version: env.CF_VERSION_METADATA?.id ?? "unavailable",
           worker_version_tag: env.CF_VERSION_METADATA?.tag ?? null,
           worker_version_created_at: env.CF_VERSION_METADATA?.timestamp ?? null,