diff --git a/os/hal/ports/KINETIS/K20x/platform.mk b/os/hal/ports/KINETIS/K20x/platform.mk
index c7ae92d9..20502c20 100644
--- a/os/hal/ports/KINETIS/K20x/platform.mk
+++ b/os/hal/ports/KINETIS/K20x/platform.mk
@@ -1,16 +1,16 @@
 # List of all platform files.
 PLATFORMSRC = ${CHIBIOS}/os/hal/ports/common/ARMCMx/nvic.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/K20x/hal_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/K20x/pal_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/K20x/serial_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/K20x/spi_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/LLD/i2c_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/LLD/ext_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/LLD/adc_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/K20x/gpt_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/K20x/st_lld.c
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/K20x/hal_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/K20x/pal_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/K20x/serial_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/K20x/spi_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/LLD/i2c_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/LLD/ext_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/LLD/adc_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/K20x/gpt_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/K20x/st_lld.c
 
 # Required include directories
 PLATFORMINC = ${CHIBIOS}/os/hal/ports/common/ARMCMx \
-              ${CHIBIOS}/os/hal/ports/KINETIS/K20x \
-              ${CHIBIOS}/os/hal/ports/KINETIS/LLD
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/K20x \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/LLD
diff --git a/os/hal/ports/KINETIS/KL2x/platform.mk b/os/hal/ports/KINETIS/KL2x/platform.mk
index 90671ee7..f9d3c675 100644
--- a/os/hal/ports/KINETIS/KL2x/platform.mk
+++ b/os/hal/ports/KINETIS/KL2x/platform.mk
@@ -1,15 +1,15 @@
 # List of all platform files.
 PLATFORMSRC = ${CHIBIOS}/os/hal/ports/common/ARMCMx/nvic.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/KL2x/hal_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/KL2x/pal_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/KL2x/serial_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/LLD/i2c_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/LLD/ext_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/LLD/adc_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/KL2x/pwm_lld.c \
-              ${CHIBIOS}/os/hal/ports/KINETIS/KL2x/st_lld.c
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/KL2x/hal_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/KL2x/pal_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/KL2x/serial_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/LLD/i2c_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/LLD/ext_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/LLD/adc_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/KL2x/pwm_lld.c \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/KL2x/st_lld.c
 
 # Required include directories
 PLATFORMINC = ${CHIBIOS}/os/hal/ports/common/ARMCMx \
-              ${CHIBIOS}/os/hal/ports/KINETIS/KL2x \
-              ${CHIBIOS}/os/hal/ports/KINETIS/LLD
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/KL2x \
+              ${CHIBIOS_CONTRIB}/os/hal/ports/KINETIS/LLD