diff --git a/keyboard/retro_refit/retro_refit.c b/keyboard/retro_refit/retro_refit.c
index e01b8956ad..0b13eb8301 100644
--- a/keyboard/retro_refit/retro_refit.c
+++ b/keyboard/retro_refit/retro_refit.c
@@ -1,24 +1,21 @@
 #include "retro_refit.h"
 
 __attribute__ ((weak))
-void * matrix_init_user(void) {
+void matrix_init_user(void) {
 	// leave this function blank - it can be defined in a keymap file
-	return NULL;
 };
 
 __attribute__ ((weak))
-void * matrix_scan_user(void) {
+void matrix_scan_user(void) {
 	// leave this function blank - it can be defined in a keymap file
-	return NULL;
 };
 
 __attribute__ ((weak))
-void * led_set_user(uint8_t usb_led) {
+void led_set_user(uint8_t usb_led) {
 	// leave this function blank - it can be defined in a keymap file
-	return NULL;
 };
 
-void * matrix_init_kb(void) {
+void matrix_init_kb(void) {
 	// put your keyboard start-up code here
 	// runs once when the firmware starts up
 	
@@ -26,23 +23,17 @@ void * matrix_init_kb(void) {
 	DDRD |= (1<<6);
 	PORTD |= (1<<6);
 	
-	if (matrix_init_user) {
-		(*matrix_init_user)();
-	}
-	return NULL;
+	matrix_init_user();
 };
 
-void * matrix_scan_kb(void) {
+void amatrix_scan_kb(void) {
     // put your looping keyboard code here
     // runs every cycle (a lot)
 
-	if (matrix_scan_user) {
-		(*matrix_scan_user)();
-	}
-	return NULL;
+	matrix_scan_user();
 };
 
-void * led_set_kb(uint8_t usb_led) {
+void led_set_kb(uint8_t usb_led) {
 	// put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
 
     if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
@@ -73,8 +64,5 @@ void * led_set_kb(uint8_t usb_led) {
         PORTC &= ~(1<<6);
     }	
 	
-	if (led_set_user) {
-		(*led_set_user)(usb_led);
-	}
-	return NULL;
+	led_set_user(usb_led);
 };
\ No newline at end of file
diff --git a/keyboard/retro_refit/retro_refit.h b/keyboard/retro_refit/retro_refit.h
index 87f44e8deb..6e57586374 100644
--- a/keyboard/retro_refit/retro_refit.h
+++ b/keyboard/retro_refit/retro_refit.h
@@ -38,8 +38,8 @@
 {	KC_##KA0,	KC_##KA1,	KC_##KA2,	KC_##KA3,	KC_##KA4,	KC_##KA5,	KC_##KA6,	KC_##KA7,	} \
 }
 
-void * matrix_init_user(void);
-void * matrix_scan_user(void);
-void * led_set_user(uint8_t usb_led);
+void matrix_init_user(void);
+void matrix_scan_user(void);
+void led_set_user(uint8_t usb_led);
 
 #endif
\ No newline at end of file
diff --git a/quantum/led.c b/quantum/led.c
index a53e940436..42525090bd 100644
--- a/quantum/led.c
+++ b/quantum/led.c
@@ -16,16 +16,19 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include <avr/io.h>
-#include <stddef.h>
+#include "stdint.h"
 #include "led.h"
 
 __attribute__ ((weak))
-void * led_set_kb(uint8_t usb_led) {
-    return NULL;
+void led_set_kb(uint8_t usb_led) {
+
 };
 
 void led_set(uint8_t usb_led)
 {
+
+	// Example LED Code
+	//
     // // Using PE6 Caps Lock LED
     // if (usb_led & (1<<USB_LED_CAPS_LOCK))
     // {
@@ -40,9 +43,5 @@ void led_set(uint8_t usb_led)
     //     PORTE &= ~(1<<6);
     // }
 
-    if (led_set_kb) {
-        (*led_set_kb)(usb_led);
-    }
-
-    return;
+	led_set_kb(usb_led);
 }
diff --git a/tmk_core/common/led.h b/tmk_core/common/led.h
index 4b9632d3a4..2e18dc2afa 100644
--- a/tmk_core/common/led.h
+++ b/tmk_core/common/led.h
@@ -33,11 +33,12 @@ extern "C" {
 #endif
 
 void led_set(uint8_t usb_led);
-void * led_set_kb(uint8_t usb_led);
 
+/* keyboard-specific LED functionality */
+void led_set_kb(uint8_t usb_led);
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif
+#endif
\ No newline at end of file