diff --git a/plugins/TestingPanel.java b/plugins/TestingPanel.java
index 02c7993..b742fa5 100644
--- a/plugins/TestingPanel.java
+++ b/plugins/TestingPanel.java
@@ -314,7 +314,7 @@ public class TestingPanel extends Panel {
                 run("power-supply", args);
                 
                 //try to print the result
-                txtTestPSRes.setText((String) args.get("steps"));
+                txtTestPSRes.setText(args.get("steps").toString());
                 
 
                 //evalAsync("run('args', locals = {'relative':" + (var1 ? "True" :"False")  + ", 'steps':" + var2 + "})");