diff --git a/packages/common/src/api/useRequest.ts b/packages/common/src/api/useRequest.ts
index 80432dd..1865e40 100644
--- a/packages/common/src/api/useRequest.ts
+++ b/packages/common/src/api/useRequest.ts
@@ -181,9 +181,11 @@ export function useRequest<
         params: isGet
           ? (overrideConfig?.params ?? config?.params ?? params)
           : (overrideConfig?.params ?? config?.params),
-        data: isGet
-          ? (overrideConfig?.data ?? config?.data)
-          : mergeRequestData(config?.data, overrideConfig?.data ?? params),
+        data: (
+          isGet
+            ? (overrideConfig?.data ?? config?.data)
+            : mergeRequestData(config?.data, overrideConfig?.data ?? params)
+        ) as D | undefined,
         headers: {
           ...methodHeaders,
           ...(config?.headers as Record<string, string> | undefined),