diff --git a/packages/plugins/@nocobase/plugin-workflow/src/client/WorkflowTasks.tsx b/packages/plugins/@nocobase/plugin-workflow/src/client/WorkflowTasks.tsx
index 75f63d398d..930101b3d4 100644
--- a/packages/plugins/@nocobase/plugin-workflow/src/client/WorkflowTasks.tsx
+++ b/packages/plugins/@nocobase/plugin-workflow/src/client/WorkflowTasks.tsx
@@ -155,7 +155,7 @@ function useTaskTypeItems() {
   return useMemo(
     () =>
       Array.from(workflowPlugin.taskTypes.getKeys())
-        .filter((key) => Boolean(counts[key]?.all))
+        .filter((key: string) => Boolean(counts[key]?.all))
         .map((key: string) => {
           return {
             key,