diff --git a/docs/lcdproc-user/drivers/hd44780.docbook b/docs/lcdproc-user/drivers/hd44780.docbook
index 721e5fa..68991d0 100644
--- a/docs/lcdproc-user/drivers/hd44780.docbook
+++ b/docs/lcdproc-user/drivers/hd44780.docbook
@@ -2562,7 +2562,7 @@ Keypad=no
 i2c_line_RS=0x01
 i2c_line_RW=0x02
 i2c_line_EN=0x04
-i2c_line_BL=0x80
+i2c_line_BL=0x08
 i2c_line_D4=0x10
 i2c_line_D5=0x20
 i2c_line_D6=0x40
@@ -2570,7 +2570,7 @@ i2c_line_D7=0x80
 Backlight=yes
 BacklightInvert=yes
 #The Backlight Invert is used if a 0 turns the backlight on, and 1 turns it off, 
-i.e. npn transistor
+i.e. PNP transistor
 ]]>
 </screen>
 </example>