diff --git a/keyboards/gmmk/pro/ansi/keymaps/andrebrait/keymap.c b/keyboards/gmmk/pro/ansi/keymaps/andrebrait/keymap.c
index febca3b974..b801640436 100644
--- a/keyboards/gmmk/pro/ansi/keymaps/andrebrait/keymap.c
+++ b/keyboards/gmmk/pro/ansi/keymaps/andrebrait/keymap.c
@@ -21,9 +21,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     #ifndef RGB_CONFIRMATION_BLINKING_TIME
         #define RGB_CONFIRMATION_BLINKING_TIME 2000 // 2 seconds
     #endif
-    #if RGB_CONFIRMATION_BLINKING_TIME > 0
-        #include <lib/lib8tion/lib8tion.h>
-    #endif // RGB_CONFIRMATION_BLINKING_TIME > 0
 #endif // RGB_MATRIX_ENABLE
 
 // clang-format off
@@ -83,6 +80,10 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
 
 #ifdef RGB_MATRIX_ENABLE
 
+/* Renaming those to make the purpose on this keymap clearer */
+#define LED_FLAG_CAPS LED_FLAG_NONE
+#define LED_FLAG_EFFECTS LED_FLAG_INDICATOR
+
 static void set_rgb_caps_leds(void);
 
 #if RGB_CONFIRMATION_BLINKING_TIME > 0
@@ -90,6 +91,13 @@ static uint16_t effect_started_time = 0;
 static uint8_t r_effect = 0x0, g_effect = 0x0, b_effect = 0x0;
 static void start_effects(void);
 
+/* The higher this is, the slower the blinking will be */
+#ifndef TIME_SELECTED_BIT
+    #define TIME_SELECTED_BIT 8
+#endif
+#if TIME_SELECTED_BIT < 0 || TIME_SELECTED_BIT >= 16
+    #error "TIME_SELECTED_BIT must be a positive integer smaller than 16"
+#endif
 #define effect_red() r_effect = 0xFF, g_effect = 0x0, b_effect = 0x0
 #define effect_green() r_effect = 0x0, g_effect = 0xFF, b_effect = 0x0
 #endif // RGB_CONFIRMATION_BLINKING_TIME > 0
@@ -98,10 +106,10 @@ bool led_update_user(led_t led_state) {
     if (led_state.caps_lock) {
         if (!rgb_matrix_is_enabled()) {
             /* Turn ON the RGB Matrix for CAPS LOCK */
-            rgb_matrix_set_flags(LED_FLAG_NONE);
+            rgb_matrix_set_flags(LED_FLAG_CAPS);
             rgb_matrix_enable();
         }
-    } else if (rgb_matrix_get_flags() == LED_FLAG_NONE) {
+    } else if (rgb_matrix_get_flags() == LED_FLAG_CAPS) {
         /* RGB Matrix was only ON because of CAPS LOCK. Turn it OFF. */
         rgb_matrix_set_flags(LED_FLAG_ALL);
         rgb_matrix_disable();
@@ -167,9 +175,9 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
                 if (rgb_matrix_is_enabled()) {
                     switch (rgb_matrix_get_flags()) {
                         #if RGB_CONFIRMATION_BLINKING_TIME > 0
-                        case LED_FLAG_INDICATOR:
+                        case LED_FLAG_EFFECTS:
                         #endif
-                        case LED_FLAG_NONE:
+                        case LED_FLAG_CAPS:
                             /* Turned ON because of EFFECTS or CAPS, is actually OFF */
                             /* Change to LED_FLAG_ALL to signal it's really ON */
                             rgb_matrix_set_flags(LED_FLAG_ALL);
@@ -180,15 +188,15 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
                             /* Is actually ON */
                             #if RGB_CONFIRMATION_BLINKING_TIME > 0
                             if (effect_started_time > 0) {
-                                /* Change to LED_FLAG_INDICATOR to signal EFFECTS */
-                                rgb_matrix_set_flags(LED_FLAG_INDICATOR);
+                                /* Signal EFFECTS */
+                                rgb_matrix_set_flags(LED_FLAG_EFFECTS);
                                 /* Will be re-enabled by the processing of the toggle */
                                 rgb_matrix_disable_noeeprom();
                             } else
                             #endif
                             if (host_keyboard_led_state().caps_lock) {
-                                /* Change to LED_FLAG_NONE to signal CAPS */
-                                rgb_matrix_set_flags(LED_FLAG_NONE);
+                                /* Signal CAPS */
+                                rgb_matrix_set_flags(LED_FLAG_CAPS);
                                 /* Will be re-enabled by the processing of the toggle */
                                 rgb_matrix_disable_noeeprom();
                             }
@@ -204,12 +212,11 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
 void rgb_matrix_indicators_user() {
     #if RGB_CONFIRMATION_BLINKING_TIME > 0
-    if (effect_started_time != 0) {
+    if (effect_started_time > 0) {
         /* Render blinking EFFECTS */
         uint16_t deltaTime = sync_timer_elapsed(effect_started_time);
         if (deltaTime <= RGB_CONFIRMATION_BLINKING_TIME) {
-            uint16_t time = scale16by8(deltaTime, UINT8_MAX / 2);
-            uint8_t led_state = sin8(time) >> 7;
+            uint8_t led_state = ((~deltaTime) >> TIME_SELECTED_BIT) & 0x01;
             uint8_t val_r = led_state * r_effect;
             uint8_t val_g = led_state * g_effect;
             uint8_t val_b = led_state * b_effect;
@@ -221,11 +228,11 @@ void rgb_matrix_indicators_user() {
         } else {
             /* EFFECTS duration is finished */
             effect_started_time = 0;
-            if (rgb_matrix_get_flags() == LED_FLAG_INDICATOR) {
+            if (rgb_matrix_get_flags() == LED_FLAG_EFFECTS) {
                 /* It was turned ON because of EFFECTS */
                 if (host_keyboard_led_state().caps_lock) {
                     /* CAPS is still ON. Demote to CAPS */
-                    rgb_matrix_set_flags(LED_FLAG_NONE);
+                    rgb_matrix_set_flags(LED_FLAG_CAPS);
                 } else {
                     /* There is nothing else keeping RGB enabled. Reset flags and turn if off. */
                     rgb_matrix_set_flags(LED_FLAG_ALL);
@@ -235,7 +242,7 @@ void rgb_matrix_indicators_user() {
         }
     }
     #endif // RGB_CONFIRMATION_BLINKING_TIME > 0
-    if (rgb_matrix_get_flags() == LED_FLAG_NONE) {
+    if (rgb_matrix_get_flags() == LED_FLAG_CAPS) {
         rgb_matrix_set_color_all(0x0, 0x0, 0x0);
     }
     if (host_keyboard_led_state().caps_lock) {
@@ -248,11 +255,11 @@ static void start_effects() {
     effect_started_time = sync_timer_read();
     if (!rgb_matrix_is_enabled()) {
         /* Turn it ON, signal the cause (EFFECTS) */
-        rgb_matrix_set_flags(LED_FLAG_INDICATOR);
+        rgb_matrix_set_flags(LED_FLAG_EFFECTS);
         rgb_matrix_enable_noeeprom();
-    } else if (rgb_matrix_get_flags() == LED_FLAG_NONE) {
+    } else if (rgb_matrix_get_flags() == LED_FLAG_CAPS) {
         /* It's already ON, promote the cause from CAPS to EFFECTS */
-        rgb_matrix_set_flags(LED_FLAG_INDICATOR);
+        rgb_matrix_set_flags(LED_FLAG_EFFECTS);
     }
 }
 #endif // RGB_CONFIRMATION_BLINKING_TIME > 0