diff --git a/DoRunner/JumpRuntimePointerRunner.cs b/DoRunner/JumpRuntimePointerRunner.cs
index e81d607..53891ce 100644
--- a/DoRunner/JumpRuntimePointerRunner.cs
+++ b/DoRunner/JumpRuntimePointerRunner.cs
@@ -17,6 +17,7 @@ namespace Convention.RScript.Runner
             {
                 depth = jumpResult.Item1;
                 lastLayer = jumpResult.Item2;
+                context.CurrentRuntimePointer = target;
             }
             else
             {
diff --git a/RScriptContext.cs b/RScriptContext.cs
index 3669965..b90ea34 100644
--- a/RScriptContext.cs
+++ b/RScriptContext.cs
@@ -266,9 +266,16 @@ namespace Convention.RScript
 
         public int StepCount { get; private set; }
 
+#if DEBUG
+        public List<RScriptSentence> StepStack = new();
+#endif
+
         internal object RunNextStep(ExpressionParser parser)
         {
             StepCount++;
+#if DEBUG
+            StepStack.Add(CurrentSentence);
+#endif
             var sentence = CurrentSentence;
             try
             {