diff --git a/src/services/reportService.ts b/src/services/reportService.ts
index 8e5877f..b68d00c 100644
--- a/src/services/reportService.ts
+++ b/src/services/reportService.ts
@@ -15,9 +15,7 @@ const reportService = {
   },
 
   updateStatus(reportId: number, status: string) {
-    return apiClient.put<ApiResponse<WorkReport>>(`/reports/${reportId}/status`, null, {
-      params: { status },
-    });
+    return apiClient.put<ApiResponse<WorkReport>>(`/reports/${reportId}/status`, { status });
   },
 
   review(reportId: number, status: 'APPROVED' | 'REJECTED', reviewComment: string) {
diff --git a/src/services/ticketService.ts b/src/services/ticketService.ts
index b24f11b..d669819 100644
--- a/src/services/ticketService.ts
+++ b/src/services/ticketService.ts
@@ -24,9 +24,9 @@ const ticketService = {
   },
 
   updateStatus(ticketId: number, status: string, assigneeId?: number) {
-    return apiClient.put<ApiResponse<IssueTicket>>(`/tickets/${ticketId}/status`, null, {
-      params: { status, assigneeId },
-    });
+    const body: Record<string, string> = { status };
+    if (assigneeId) body.assigneeId = String(assigneeId);
+    return apiClient.put<ApiResponse<IssueTicket>>(`/tickets/${ticketId}/status`, body);
   },
 
   resolveTicket(ticketId: number, resolutionNote: string) {