diff --git a/packages/common/src/schema/Instance.ts b/packages/common/src/schema/Instance.ts
index 23877bb2..0c0f801f 100644
--- a/packages/common/src/schema/Instance.ts
+++ b/packages/common/src/schema/Instance.ts
@@ -2,6 +2,8 @@ import { BaseFields, RecordId, Seconds, Subdomain, UserId } from './types'
 
 export type VersionId = string
 
+export const INSTANCE_COLLECTION = 'instances'
+
 export enum InstanceStatus {
   Unknown = '',
   Idle = 'idle',
diff --git a/packages/common/src/schema/Invocation.ts b/packages/common/src/schema/Invocation.ts
index 089632f8..55e24e9b 100644
--- a/packages/common/src/schema/Invocation.ts
+++ b/packages/common/src/schema/Invocation.ts
@@ -1,5 +1,7 @@
 import { BaseFields, IsoDate, RecordId } from './types'
 
+export const INVOCATION_COLLECTION = 'invocations'
+
 export type InvocationFields = BaseFields & {
   instanceId: RecordId
   startedAt: IsoDate