diff --git a/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/FreeRTOSConfig.h b/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/FreeRTOSConfig.h
index 66a36b306..d1b6ca866 100644
--- a/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/FreeRTOSConfig.h
+++ b/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/FreeRTOSConfig.h
@@ -110,7 +110,4 @@ to exclude the API function. */
 #define configKERNEL_INTERRUPT_PRIORITY 		( ( unsigned char ) 7 << configUNUSED_PRIO_BITS )	/* Priority 7, or 255 as only the top three bits are implemented.  This is the lowest priority. */
 #define configMAX_SYSCALL_INTERRUPT_PRIORITY 	( ( unsigned char ) 5 << configUNUSED_PRIO_BITS )  /* Priority 5, or 160 as only the top three bits are implemented. */
 
-#define pvPortMallocAligned( x, puxStackBuffer ) ( ( puxStackBuffer == NULL ) ? ( pvPortMalloc( x ) ) : ( puxStackBuffer ) )
-#define vPortFreeAligned( x ) ( void ) x
-
 #endif /* FREERTOS_CONFIG_H */
diff --git a/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h b/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h
index e30edea31..e83edb970 100644
--- a/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h
+++ b/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h
@@ -116,7 +116,5 @@ to exclude the API function. */
 #define configMAX_SYSCALL_INTERRUPT_PRIORITY 	( 5 << (8 - configPRIO_BITS) )
 
 
-#define pvPortMallocAligned( x, puxStackBuffer ) ( ( puxStackBuffer == NULL ) ? ( pvPortMalloc( x ) ) : ( puxStackBuffer ) )
-#define vPortFreeAligned( x ) ( void ) x
 
 #endif /* FREERTOS_CONFIG_H */