diff --git a/libultraship/libultraship/ImGuiImpl.cpp b/libultraship/libultraship/ImGuiImpl.cpp
index 5581dd5a3..eb417c98f 100644
--- a/libultraship/libultraship/ImGuiImpl.cpp
+++ b/libultraship/libultraship/ImGuiImpl.cpp
@@ -1625,7 +1625,7 @@ namespace SohImGui {
             pos = ImVec2(size.x / 2 - sw / 2, 0);
             size = ImVec2(sw, size.y);
         }
-        if (gfxFramebuffer != NULL) {
+        if (gfxFramebuffer) {
             //ImGui::ImageSimple(reinterpret_cast<ImTextureID>(gfxFramebuffer), pos, size);
             ImGui::SetCursorPos(pos);
             ImGui::Image(reinterpret_cast<ImTextureID>(gfxFramebuffer), size);
diff --git a/libultraship/libultraship/Lib/Fast3D/gfx_pc.cpp b/libultraship/libultraship/Lib/Fast3D/gfx_pc.cpp
index 0660d6ebd..25030afbe 100644
--- a/libultraship/libultraship/Lib/Fast3D/gfx_pc.cpp
+++ b/libultraship/libultraship/Lib/Fast3D/gfx_pc.cpp
@@ -2783,7 +2783,7 @@ void gfx_run(Gfx *commands, const std::unordered_map<Mtx *, MtxF>& mtx_replaceme
     rendering_state.scissor = {};
     gfx_run_dl(commands);
     gfx_flush();
-    gfxFramebuffer = NULL;
+    gfxFramebuffer = 0;
     if (game_renders_to_framebuffer) {
         gfx_rapi->start_draw_to_framebuffer(0, 1);
         gfx_rapi->clear_framebuffer();