diff --git a/tools/simulators/test_sim.cpp b/tools/simulators/test_sim.cpp
index ea159f9..be098f8 100644
--- a/tools/simulators/test_sim.cpp
+++ b/tools/simulators/test_sim.cpp
@@ -7,7 +7,7 @@ m_button("button", "Off", Color(Color::White), Color(Color::Red), [this](std::st
 m_combobox("combobox", "Combobox", Color(Color::White), Color(Color::Black), {"Option 1", "Option 2", "Option 3"}, 0, [](std::string id, std::string selected) { spdlog::info("Combobox {} selected {}", id, selected); }),
 m_label("label", "Label", Color(Color::White), Color(Color::Black)),
 m_checkbox("checkbox", "Checkbox", Color(Color::White), Color(Color::Black), {"Option 1", "Option 2", "Option 3"}, [](std::string id, std::vector<std::string> selected) { spdlog::info("Checkbox {} selected {}", id, (selected.size() > 0 ? selected[0] : "")); }),
-m_slider("slider", "Slider", Color(Color::White), Color(Color::Black), 0, 100, 50, [](std::string id, double value) { spdlog::info("Slider {} changed to {}", id, value); }),
+m_slider("slider", "Slider", Color(Color::White), Color(Color::Black), 0, 100, 50, [this](std::string id, double value) { slider_changed(id, value); }),
 m_led("led", "Led", Color(Color::White), Color(Color::Black), Color(Color::Red))
 {
     this->add_UI_item(&this->m_button);
@@ -41,3 +41,13 @@ void Test_Sim::button_clicked(std::string id)
         return;
     }
 }
+
+void Test_Sim::slider_changed(std::string id, double value)
+{
+    spdlog::info("Slider {} changed to {}", id, value);
+    if (id == "slider")
+    {
+        this->m_label.set_text(std::to_string(value));
+        return;
+    }
+}
\ No newline at end of file
diff --git a/tools/simulators/test_sim.hpp b/tools/simulators/test_sim.hpp
index 851d1ad..cd0d2a1 100644
--- a/tools/simulators/test_sim.hpp
+++ b/tools/simulators/test_sim.hpp
@@ -8,6 +8,7 @@ class Test_Sim : public Simulator_base {
         void run_at_startup() override;
     private:
         void button_clicked(std::string id);
+        void slider_changed(std::string id, double value);
     private:
         UI_button m_button;
         UI_combobox m_combobox;