diff --git a/frontend/src/controllers/submissions.ts b/frontend/src/controllers/submissions.ts
index 07e8e16c..837d356c 100644
--- a/frontend/src/controllers/submissions.ts
+++ b/frontend/src/controllers/submissions.ts
@@ -22,7 +22,7 @@ export class SubmissionController extends BaseController {
         return this.get<SubmissionResponse>(`/${submissionNumber}`);
     }
 
-    async createSubmission(data: any): Promise<SubmissionResponse> {
+    async createSubmission(data: unknown): Promise<SubmissionResponse> {
         return this.post<SubmissionResponse>(`/`, data);
     }