diff --git a/packages/backend-core/src/auth/auth.ts b/packages/backend-core/src/auth/auth.ts
index 982b5cfa89..4bdf0e0cd3 100644
--- a/packages/backend-core/src/auth/auth.ts
+++ b/packages/backend-core/src/auth/auth.ts
@@ -225,7 +225,12 @@ export async function platformLogout(opts: PlatformLogoutOpts) {
 
   const sessionIds = sessions.map(({ sessionId }) => sessionId)
   await invalidateSessions(userId, { sessionIds, reason: "logout" })
-  const user = await userCache.getUser(userId)
-  await events.auth.logout(user.email)
+  let user: User | undefined
+  try {
+    user = await userCache.getUser(userId)
+  } catch {
+    user = undefined
+  }
+  await events.auth.logout(user?.email)
   await userCache.invalidateUser(userId)
 }
diff --git a/packages/backend-core/src/events/publishers/auth.ts b/packages/backend-core/src/events/publishers/auth.ts
index d63acbc469..e275d2dbb0 100644
--- a/packages/backend-core/src/events/publishers/auth.ts
+++ b/packages/backend-core/src/events/publishers/auth.ts
@@ -24,7 +24,7 @@ async function login(source: LoginSource, email: string) {
   await publishEvent(Event.AUTH_LOGIN, properties)
 }
 
-async function logout(email: string) {
+async function logout(email?: string) {
   const identity = await identification.getCurrentIdentity()
   const properties: LogoutEvent = {
     userId: identity.id,
diff --git a/packages/types/src/sdk/events/auth.ts b/packages/types/src/sdk/events/auth.ts
index fd97dd3b46..c7171d923d 100644
--- a/packages/types/src/sdk/events/auth.ts
+++ b/packages/types/src/sdk/events/auth.ts
@@ -15,7 +15,7 @@ export interface LoginEvent extends BaseEvent {
 export interface LogoutEvent extends BaseEvent {
   userId: string
   audited: {
-    email: string
+    email?: string
   }
 }