diff --git a/frontend/src/components/simulator/SimulatorCanvas.tsx b/frontend/src/components/simulator/SimulatorCanvas.tsx
index 240f5219..42837e61 100644
--- a/frontend/src/components/simulator/SimulatorCanvas.tsx
+++ b/frontend/src/components/simulator/SimulatorCanvas.tsx
@@ -1,6 +1,7 @@
 import { useSimulatorStore, getEsp32Bridge } from '../../store/useSimulatorStore';
 import React, { useEffect, useState, useRef, useCallback } from 'react';
 import { createPortal } from 'react-dom';
+import { Undo2, Redo2 } from 'lucide-react';
 import { ESP32_ADC_PIN_MAP } from '../velxio-components/Esp32Element';
 import { ComponentPickerModal } from '../ComponentPickerModal';
 import { ComponentPropertyDialog } from './ComponentPropertyDialog';
@@ -1922,19 +1923,7 @@ export const SimulatorCanvas = ({ headerSlot }: SimulatorCanvasProps = {}) => {
               }
               aria-label="Undo"
             >
-              <svg
-                width="18"
-                height="18"
-                viewBox="0 0 24 24"
-                fill="none"
-                stroke="currentColor"
-                strokeWidth="2"
-                strokeLinecap="round"
-                strokeLinejoin="round"
-              >
-                <path d="M3 7v6h6" />
-                <path d="M3 13a9 9 0 1 0 3-7.7L3 8" />
-              </svg>
+              <Undo2 size={16} strokeWidth={2} aria-hidden="true" />
             </button>
             <button
               onClick={() => redo()}
@@ -1947,19 +1936,7 @@ export const SimulatorCanvas = ({ headerSlot }: SimulatorCanvasProps = {}) => {
               }
               aria-label="Redo"
             >
-              <svg
-                width="18"
-                height="18"
-                viewBox="0 0 24 24"
-                fill="none"
-                stroke="currentColor"
-                strokeWidth="2"
-                strokeLinecap="round"
-                strokeLinejoin="round"
-              >
-                <path d="M21 7v6h-6" />
-                <path d="M21 13a9 9 0 1 1-3-7.7L21 8" />
-              </svg>
+              <Redo2 size={16} strokeWidth={2} aria-hidden="true" />
             </button>
 
             {/* Serial Monitor toggle */}