diff --git a/sources/PPU/Background.cpp b/sources/PPU/Background.cpp
index cc6160c..eb3aa87 100644
--- a/sources/PPU/Background.cpp
+++ b/sources/PPU/Background.cpp
@@ -37,9 +37,9 @@ namespace ComSquare::PPU
 		uint16_t vramAddress = this->_tileMapStartAddress;
 		Vector2<int> offset = this->_ppu.getBgScroll(this->_bgNumber);
 		this->backgroundSize.x =
-			static_cast<int>(this->_tileMapsConfig.x) * this->_characterNbPixels.x * NbCharacterWidth;
+			(static_cast<int>(this->_tileMapsConfig.x) + 1) * this->_characterNbPixels.x * NbCharacterWidth;
 		this->backgroundSize.y =
-			static_cast<int>(this->_tileMapsConfig.y) * this->_characterNbPixels.y * NbCharacterHeight;
+			(static_cast<int>(this->_tileMapsConfig.y) + 1) * this->_characterNbPixels.y * NbCharacterHeight;
 
 		this->_drawBasicTileMap(vramAddress, offset);
 		for (int i = 1; i < 4; i++) {
diff --git a/sources/PPU/PPU.cpp b/sources/PPU/PPU.cpp
index 4d28a25..58344fd 100644
--- a/sources/PPU/PPU.cpp
+++ b/sources/PPU/PPU.cpp
@@ -543,8 +543,8 @@ namespace ComSquare::PPU
 	Vector2<bool> PPU::getBackgroundMirroring(int bgNumber) const
 	{
 		return {
-			static_cast<bool>(this->_registers._bgsc[bgNumber - 1].tilemapVerticalMirroring),
-			static_cast<bool>(this->_registers._bgsc[bgNumber - 1].tilemapHorizontalMirroring)
+			static_cast<bool>(this->_registers._bgsc[bgNumber - 1].tilemapHorizontalMirroring),
+			static_cast<bool>(this->_registers._bgsc[bgNumber - 1].tilemapVerticalMirroring)
 		};
 	}