diff --git a/Indicators/MyIndicators/Authors/Jurik/Jurik_Volatility_HeikinAshi.mq5 b/Indicators/MyIndicators/Authors/Jurik/Jurik_Volatility_HeikinAshi.mq5
new file mode 100644
index 0000000..1f6dc4e
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+++ b/Indicators/MyIndicators/Authors/Jurik/Jurik_Volatility_HeikinAshi.mq5
@@ -0,0 +1,83 @@
+//+------------------------------------------------------------------+
+//|                               Jurik_Volatility_HeikinAshi.mq5    |
+//|                                          Copyright 2025, xxxxxxxx|
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property version   "1.00"
+#property description "Displays Jurik Volatility in a separate window, calculated from Heikin Ashi data."
+
+#property indicator_separate_window
+#property indicator_buffers 1 // Volatility
+#property indicator_plots   1
+
+#include <MyIncludes\Jurik_Calculators.mqh>
+
+//--- Plot 1: Jurik Volatility
+#property indicator_label1  "Volatility (HA)"
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  clrOrangeRed
+#property indicator_style1  STYLE_SOLID
+#property indicator_width1  1
+
+//--- Input Parameters ---
+input int InpLength = 14; // Main Jurik Length
+
+//--- Indicator Buffers ---
+double BufferVolatility[];
+
+//--- Global calculator object ---
+CJurikMACalculator_HA *g_calculator; // Use the HA version of the calculator
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function.                        |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   SetIndexBuffer(0, BufferVolatility, INDICATOR_DATA);
+   ArraySetAsSeries(BufferVolatility, false);
+
+   PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, 1);
+   IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Jurik Volty HA(%d)", InpLength));
+
+   g_calculator = new CJurikMACalculator_HA();
+   if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpLength, 0.0, 0))
+     {
+      Print("Failed to initialize Jurik HA Calculator.");
+      return(INIT_FAILED);
+     }
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator deinitialization function.                      |
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+   if(CheckPointer(g_calculator) != POINTER_INVALID)
+      delete g_calculator;
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator iteration function.                             |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime &time[],
+                const double &open[],
+                const double &high[],
+                const double &low[],
+                const double &close[],
+                const long &tick_volume[],
+                const long &volume[],
+                const int &spread[])
+  {
+   if(CheckPointer(g_calculator) != POINTER_INVALID)
+     {
+      double dummy_jma[], dummy_upper[], dummy_lower[];
+      g_calculator.Calculate(rates_total, open, high, low, close,
+                             dummy_jma, dummy_upper, dummy_lower, BufferVolatility);
+     }
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+