diff --git a/src/src/main/java/com/my/graphiteDigesterBg/diframe/api/DiApiTask.java b/src/src/main/java/com/my/graphiteDigesterBg/diframe/api/DiApiTask.java
index d7e934f..6c60227 100644
--- a/src/src/main/java/com/my/graphiteDigesterBg/diframe/api/DiApiTask.java
+++ b/src/src/main/java/com/my/graphiteDigesterBg/diframe/api/DiApiTask.java
@@ -112,7 +112,7 @@ public class DiApiTask extends DiApiControllerBase  {
     public DiApiResponse taskStepActionExecute(@RequestBody Map<String,Object> params) {
         String id = (String)params.get("id");
         String action = "action" + (String)params.get("action");
-        Object actionParams = params.get("params");
+        Map<String,Object> actionParams = (Map<String,Object>) params.get("params");
 
         DiTaskExecutor executor = this.device.getTaskManager().getExecutor();
         DiTask task = executor.getTaskByUUID(id);