diff --git a/boards/ST_STM32F4_DISCOVERY/board.h b/boards/ST_STM32F4_DISCOVERY/board.h
index e387375fb..081b584d4 100644
--- a/boards/ST_STM32F4_DISCOVERY/board.h
+++ b/boards/ST_STM32F4_DISCOVERY/board.h
@@ -1,6 +1,6 @@
 /*
     ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
-                 2011,2012,2013 Giovanni Di Sirio.
+                 2011,2012 Giovanni Di Sirio.
 
     This file is part of ChibiOS/RT.
 
@@ -599,7 +599,7 @@
  * PD8  - PIN8                      (input pullup).
  * PD9  - PIN9                      (input pullup).
  * PD10 - PIN10                     (input pullup).
- * PD11 - PIN11                     (input floating).
+ * PD11 - PIN11                     (input pullup).
  * PD12 - LED4                      (output pushpull maximum).
  * PD13 - LED3                      (output pushpull maximum).
  * PD14 - LED5                      (output pushpull maximum).
@@ -664,7 +664,7 @@
                                      PIN_PUPDR_PULLUP(GPIOD_PIN8) |         \
                                      PIN_PUPDR_PULLUP(GPIOD_PIN9) |         \
                                      PIN_PUPDR_PULLUP(GPIOD_PIN10) |        \
-                                     PIN_PUPDR_FLOATING(GPIOD_PIN11) |      \
+                                     PIN_PUPDR_PULLUP(GPIOD_PIN11) |        \
                                      PIN_PUPDR_FLOATING(GPIOD_LED4) |       \
                                      PIN_PUPDR_FLOATING(GPIOD_LED3) |       \
                                      PIN_PUPDR_FLOATING(GPIOD_LED5) |       \
diff --git a/boards/ST_STM32F4_DISCOVERY/cfg/board.chcfg b/boards/ST_STM32F4_DISCOVERY/cfg/board.chcfg
index 68d30e27d..e30de70e6 100644
--- a/boards/ST_STM32F4_DISCOVERY/cfg/board.chcfg
+++ b/boards/ST_STM32F4_DISCOVERY/cfg/board.chcfg
@@ -496,7 +496,7 @@
         Type="PushPull"
         Level="High"
         Speed="Maximum"
-        Resistor="Floating"
+        Resistor="PullUp"
         Mode="Input"
         Alternate="0" />
       <pin12