diff --git a/src/Graphics.cpp b/src/Graphics.cpp
index 1ecdf21..193ea2a 100644
--- a/src/Graphics.cpp
+++ b/src/Graphics.cpp
@@ -32,7 +32,6 @@ Graphics::Graphics(std::shared_ptr<MachineState> machine_state): machine_state{s
                                                                  chip8_width(64),
                                                                  chip8_height(32),
                                                                  main_scale(1.0f) {}
-
 bool Graphics::init_sdl() {
     SDL_SetAppMetadata("CHIP-8 Emulator", "0.0.1", "fun.skrd.chip8");
 
@@ -72,6 +71,7 @@ bool Graphics::init_imgui() {
 
     ImGuiIO& io = ImGui::GetIO();
     io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;
+    io.ConfigFlags |= ImGuiConfigFlags_DockingEnable;
 
     ImGui::StyleColorsDark();
     ImGuiStyle& style = ImGui::GetStyle();
@@ -110,6 +110,7 @@ void Graphics::draw() {
     ImGui_ImplSDLRenderer3_NewFrame();
     ImGui_ImplSDL3_NewFrame();
     ImGui::NewFrame();
+    ImGui::DockSpaceOverViewport(0, ImGui::GetMainViewport());
 
     draw_chip8_widget();
 
@@ -168,3 +169,4 @@ void Graphics::draw_chip8_widget() {
     ImGui::Image((ImTextureID)(intptr_t)texture.get(), scaled_size);
     ImGui::End();
 }
+
diff --git a/vendor/imgui b/vendor/imgui
index afe20dc..efe2b21 160000
--- a/vendor/imgui
+++ b/vendor/imgui
@@ -1 +1 @@
-Subproject commit afe20dc9b608e29b2e75964327287cf5588c1d2d
+Subproject commit efe2b21a5fa0199c9bb7e26184a7f7df6ed07942