try using the sys.executable python

app.py

@@ -76,7 +76,8 @@ class ReachyController:
             if self.daemon_process is not None:
                 return "⚠️ Daemon already running"
             
-            python_cmd = "mjpython" if sys.platform == "darwin" else "python"
+            python_cmd = "mjpython" if sys.platform == "darwin" else sys.executable
+            print(f"Using Python command: {python_cmd}")
             self.daemon_process = subprocess.Popen(
                 [python_cmd, "-m", "reachy_mini.daemon.app.main", "--sim",
                  "--scene", "minimal", "--headless", "--stream-robot-view"],