diff --git a/src/application/Data/rom.cc b/src/application/Data/rom.cc
index 2f0c88c0..3c329c91 100644
--- a/src/application/Data/rom.cc
+++ b/src/application/Data/rom.cc
@@ -120,6 +120,7 @@ uint32_t ROM::GetRomPosition(int direct_addr, uint snes_addr) const {
 uchar* ROM::SNES3bppTo8bppSheet(uchar *sheet_buffer_in)  // 128x32
 {
   // 8bpp sheet out 
+  const uchar bitmask[8] = { 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01};
   uchar *sheet_buffer_out = (unsigned char *)malloc(0x1000);
   int xx = 0;  // positions where we are at on the sheet
   int yy = 0;
diff --git a/src/application/Data/rom.h b/src/application/Data/rom.h
index a709d93e..d96eae65 100644
--- a/src/application/Data/rom.h
+++ b/src/application/Data/rom.h
@@ -24,7 +24,6 @@ int AddressFromBytes(uchar addr1, uchar addr2, uchar addr3);
 
 class ROM {
  public:
-  ROM() = default;
   ~ROM();
 
   void LoadFromFile(const std::string& path);
@@ -55,8 +54,6 @@ class ROM {
   std::shared_ptr<uchar> rom_ptr_;
   std::unordered_map<unsigned int, std::shared_ptr<uchar[2048]>>
       decompressed_sheets;
-
-  const uchar bitmmask[8] = { 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01};
 };
 
 }  // namespace Data
diff --git a/src/application/Editor/editor.cc b/src/application/Editor/editor.cc
index 35032928..e1d12f38 100644
--- a/src/application/Editor/editor.cc
+++ b/src/application/Editor/editor.cc
@@ -113,7 +113,6 @@ void Editor::DrawYazeMenu() {
       std::string filePathName = ImGuiFileDialog::Instance()->GetFilePathName();
       std::string filePath = ImGuiFileDialog::Instance()->GetCurrentPath();
       rom_.LoadFromFile(filePathName);
-      overworld_editor_.SetRom(rom_);
       rom_data_ = (void *)rom_.GetRawData();
     }
     ImGuiFileDialog::Instance()->Close();
diff --git a/src/application/Editor/overworld_editor.h b/src/application/Editor/overworld_editor.h
index 2f81283d..cdf64193 100644
--- a/src/application/Editor/overworld_editor.h
+++ b/src/application/Editor/overworld_editor.h
@@ -19,8 +19,6 @@ class OverworldEditor {
  public:
   void Update();
 
-  void SetRom(Data::ROM &rom) { rom_ = rom; }
-
  private:
   void DrawToolset();
   void DrawOverworldMapSettings();