diff --git a/README.md b/README.md
index 552a2e87374..3cd26219957 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,7 @@ NXP:
 Freescale:
 * [KL25Z](http://mbed.org/platforms/KL25Z/) (Cortex-M0+)
 * KL05Z (Cortex-M0+)
+* [KL46Z](https://mbed.org/platforms/FRDM-KL46Z/) (Cortex-M0+)
 
 STMicroelectronics:
 * STM32F407 (Cortex-M4)
diff --git a/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KL46Z/PinNames.h b/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KL46Z/PinNames.h
index d4450f7bc20..e9e3f79ac7b 100644
--- a/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KL46Z/PinNames.h
+++ b/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KL46Z/PinNames.h
@@ -231,10 +231,11 @@ typedef enum {
     NC = (int)0xFFFFFFFF
 } PinName;
 
-/* PullDown not available for KL46 */
+/* Pull modes for input pins */
 typedef enum {
     PullNone = 0,
-    PullUp = 2,
+    PullDown = 2,
+    PullUp = 3
 } PinMode;
 
 #ifdef __cplusplus