diff --git a/src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.cpp b/src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.cpp
index 76665047..2abae5a0 100644
--- a/src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.cpp
+++ b/src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.cpp
@@ -68,12 +68,6 @@ void PaletteEditorImGui::drawColumn(ox::CStringView txt) noexcept {
 	ImGui::Text("%s", txt.c_str());
 }
 
-void PaletteEditorImGui::drawColumn(uint64_t i) noexcept {
-	ox::Array<char, 10> numStr;
-	ox::itoa(i, numStr.data());
-	drawColumn(numStr.data());
-}
-
 void PaletteEditorImGui::drawColorsEditor() noexcept {
 	constexpr auto tableFlags = ImGuiTableFlags_RowBg;
 	auto const colorsSz = ImGui::GetContentRegionAvail();
diff --git a/src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.hpp b/src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.hpp
index d8d5982f..1a828efe 100644
--- a/src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.hpp
+++ b/src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.hpp
@@ -33,7 +33,9 @@ class PaletteEditorImGui: public studio::Editor {
 	private:
 		static void drawColumn(ox::CStringView txt) noexcept;
 
-		static void drawColumn(uint64_t i) noexcept;
+		static void drawColumn(ox::Integer_c auto i) noexcept {
+			drawColumn(ox::itoa(i));
+		}
 
 		void drawColorsEditor() noexcept;
 
diff --git a/src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditor-imgui.cpp b/src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditor-imgui.cpp
index 6f68e705..1a8546fd 100644
--- a/src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditor-imgui.cpp
+++ b/src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditor-imgui.cpp
@@ -8,8 +8,6 @@
 #include <ox/std/point.hpp>
 #include <keel/media.hpp>
 
-#include "ox/std/buffer.hpp"
-#include "ox/std/cstrops.hpp"
 #include "tilesheeteditor-imgui.hpp"
 
 namespace nostalgia::core {
@@ -412,14 +410,13 @@ void TileSheetEditorImGui::drawPaletteSelector() noexcept {
 	auto const pages = m_model.pal().pages.size();
 	if (pages > 1) {
 		ImGui::Indent(20);
-		ox::Array<char, 10> numStr;
-		ox::itoa(m_model.palettePage() + 1, numStr.data());
+		auto numStr = ox::itoa(m_model.palettePage() + 1);
 		ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x - comboWidthSub);
-		if (ImGui::BeginCombo("Page", numStr.data(), 0)) {
+		if (ImGui::BeginCombo("Page", numStr.c_str(), 0)) {
 			for (auto n = 0u; n < pages; ++n) {
 				auto const selected = (m_model.palettePage() == n);
-				ox::itoa(n + 1, numStr.data());
-				if (ImGui::Selectable(numStr.data(), selected) && m_model.palettePage() != n) {
+				numStr = ox::itoa(n + 1);
+				if (ImGui::Selectable(numStr.c_str(), selected) && m_model.palettePage() != n) {
 					m_model.setPalettePage(n);
 				}
 				if (selected) {
@@ -442,9 +439,7 @@ void TileSheetEditorImGui::drawPaletteSelector() noexcept {
 				ImGui::PushID(static_cast<int>(i));
 				// Column: color idx
 				ImGui::TableNextColumn();
-				ox::IString<8> label;
-				ox::CharBuffWriter w(label.data(), label.bytes());
-				std::ignore = ox::writeItoa(i + 1, w);
+				auto const label = ox::itoa(i + 1);
 				auto const rowSelected = i == m_view.palIdx();
 				if (ImGui::Selectable(label.c_str(), rowSelected, ImGuiSelectableFlags_SpanAllColumns)) {
 					m_view.setPalIdx(i);