diff --git a/ccm-apiclient-commons/src/main/typescript/ApiClient.ts b/ccm-apiclient-commons/src/main/typescript/ApiClient.ts
index 6c8e4db46..aced00593 100644
--- a/ccm-apiclient-commons/src/main/typescript/ApiClient.ts
+++ b/ccm-apiclient-commons/src/main/typescript/ApiClient.ts
@@ -41,7 +41,7 @@ export interface LibreCcmApiClient {
      */
     put(
         endpoint: string,
-        body: unknown,
+        body: RequestBody,
         searchParams?: Record<string, string>
     ): Promise<ApiResponse>;
     /**