diff --git a/src/index.ts b/src/index.ts
index bca2dc5..ca98082 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -15614,7 +15614,7 @@ export interface Timesheet {
     jobOrder?: JobOrder;
     lastModifiedAtUtc?: Date;
     lastProcessedOn?: Date;
-    lastVersion?: number;
+    lastVersion?: TimesheetVersion;
     modifyingUser?: CorporateUser;
     paid?: number;
     placement?: Placement;
@@ -15623,6 +15623,12 @@ export interface Timesheet {
     timesheetEntryApprovalStatusLookup?: TimesheetEntryApprovalStatusLookup;
     units?: boolean;
 }
+export interface TimesheetVersion {
+    versionHash?: string;
+    versionNumber?: number;
+    timesheetVersionId?: number;
+    timesheetId?: number;
+}
 export interface TimesheetActivity {
     id?: number;
     activityExternalId?: number;