diff --git a/code/bmp.py b/code/bmp.py
index 6251926..f187ec2 100644
--- a/code/bmp.py
+++ b/code/bmp.py
@@ -15,7 +15,7 @@ with open(sys.argv[1]) as f:
 	for byte in f.read():
 		tmp += str( hex( ord(byte) ) )[2:] + ","
 
-headerSize = ( 14 + 9 ) * 8
+headerSize = ( 2 + 4 + 2 + 2 + 4 + 4 + 4 + 4 + 2 + 2 + 4 + 4 + 4 + 4 + 4 + 4 )
 header = tmp[:headerSize]
 content = tmp[headerSize:]	
 
diff --git a/code/dep.pyc b/code/dep.pyc
index 434ba36..0b5612a 100644
Binary files a/code/dep.pyc and b/code/dep.pyc differ
diff --git a/docs/bitmap_header.png b/docs/bitmap_header.png
new file mode 100644
index 0000000..a614218
Binary files /dev/null and b/docs/bitmap_header.png differ