diff --git a/sources/PPU/PPU.cpp b/sources/PPU/PPU.cpp
index 2a1537a..c8791bd 100644
--- a/sources/PPU/PPU.cpp
+++ b/sources/PPU/PPU.cpp
@@ -56,6 +56,13 @@ namespace ComSquare::PPU
 		case 0x0A:
 			this->bg4sc.raw = data;
 			break;
+		case 0x0B:
+			this->bg12nba.raw = data;
+			break;
+		case 0x0C:
+			this->bg34nba.raw = data;
+			break;
+		//TODO adding the rest of the registers. ooof !
 		default:
 			throw InvalidAddress("PPU Internal Registers write", addr);
 		}
diff --git a/sources/PPU/PPU.hpp b/sources/PPU/PPU.hpp
index 28cdef2..7b7f24c 100644
--- a/sources/PPU/PPU.hpp
+++ b/sources/PPU/PPU.hpp
@@ -128,7 +128,7 @@ namespace ComSquare::PPU
 				uint8_t _ : 6;
 				uint32_t offsetBg: 10;
 			};
-			uint8_t raw;
+			uint16_t raw;
 		} bg1ofs;
 		//! @brief M7HOFS Register (Mode 7 BG Horizontal Scroll)
 		//! @brief M7VOFS Register (Mode 7 BG Vertical Scroll)