diff --git a/saturnin/lib/imgui/imgui_custom_controls.cpp b/saturnin/lib/imgui/imgui_custom_controls.cpp
index 23900f4e..e718573f 100644
--- a/saturnin/lib/imgui/imgui_custom_controls.cpp
+++ b/saturnin/lib/imgui/imgui_custom_controls.cpp
@@ -97,7 +97,7 @@ void peripheralKeyCombo(const std::vector<PeripheralKey>& keys, PeripheralKey& d
 void CenteredText(const std::string& text) {
     auto           size  = ImGui::CalcTextSize(text.c_str());
     constexpr auto ratio = float{0.5f};
-    ImGui::SetCursorPosX(ImGui::GetWindowContentRegionWidth() * ratio - size.x / 2);
+    ImGui::SetCursorPosX(ImGui::GetContentRegionAvail().x * ratio - size.x / 2);
     ImGui::TextUnformatted(text.c_str());
 }
 
@@ -121,7 +121,7 @@ void ChildWindowHeader(const std::string& label) {
                                               ImVec2(pos.x + size.x, pos.y + 15.f),
                                               ImGui::GetColorU32(ImGuiCol_TableHeaderBg, 255),
                                               5.f,
-                                              ImDrawCornerFlags_Top);
+                                              ImDrawFlags_RoundCornersTop);
     ImGui::AlignTextToFramePadding();
     ImGui::SameLine(3.0f);
     ImGui::Text("%s", label.c_str());
diff --git a/saturnin/src/video/gui.cpp b/saturnin/src/video/gui.cpp
index cb78d8d7..bdcace5d 100644
--- a/saturnin/src/video/gui.cpp
+++ b/saturnin/src/video/gui.cpp
@@ -502,7 +502,7 @@ void showMainMenu(GuiConfiguration& conf, core::EmulatorContext& state) {
 
                             ImGui::BeginChild("ChildSaturnPlayer1", ImVec2(child_width, child_height), true, window_flags);
 
-                            ImGui::PushItemWidth(ImGui::GetWindowContentRegionWidth() - second_column_offset);
+                            ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - second_column_offset);
 
                             ImGui::CenteredText(tr("Player 1"));
 
@@ -583,7 +583,7 @@ void showMainMenu(GuiConfiguration& conf, core::EmulatorContext& state) {
                                 state.config()->readPeripheralConfiguration(core::AccessKeys::cfg_controls_saturn_player_2));
 
                             ImGui::BeginChild("ChildSaturnPlayer2", ImVec2(child_width, child_height), true, window_flags);
-                            ImGui::PushItemWidth(ImGui::GetWindowContentRegionWidth() - second_column_offset);
+                            ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - second_column_offset);
 
                             ImGui::CenteredText(tr("Player 2"));
 
@@ -710,7 +710,7 @@ void showMainMenu(GuiConfiguration& conf, core::EmulatorContext& state) {
                             constexpr auto child_height = u16{220};
                             ImGui::BeginChild("ChildStvPlayer1", ImVec2(child_width, child_height), true, window_flags);
 
-                            ImGui::PushItemWidth(ImGui::GetWindowContentRegionWidth() - second_column_offset);
+                            ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - second_column_offset);
 
                             ImGui::CenteredText(tr("Player 1"));
 
@@ -761,7 +761,7 @@ void showMainMenu(GuiConfiguration& conf, core::EmulatorContext& state) {
                             constexpr auto child_height = u16{220};
                             ImGui::BeginChild("ChildStvPlayer2", ImVec2(child_width, child_height), true, window_flags);
 
-                            ImGui::PushItemWidth(ImGui::GetWindowContentRegionWidth() - second_column_offset);
+                            ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - second_column_offset);
 
                             ImGui::CenteredText(tr("Player 2"));