diff --git a/keyboards/tunks/ergo33/config.h b/keyboards/tunks/ergo33/config.h
index 96cc5b93b..11a427a30 100644
--- a/keyboards/tunks/ergo33/config.h
+++ b/keyboards/tunks/ergo33/config.h
@@ -43,6 +43,15 @@
 
 /* Underglow + top RGB configuration */
 #define RGB_DI_PIN D4
+#define RGBLIGHT_ANIMATIONS
+
+#if !defined(RGBLED_NUM)
+/* RGB LED count
+ * No external LED PCB: 10
+ * External LED PCB: 14
+ */
+#    define RGBLED_NUM 14
+#endif
 
 /* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
 //#define LOCKING_SUPPORT_ENABLE
diff --git a/keyboards/tunks/ergo33/keymaps/rgb/config.h b/keyboards/tunks/ergo33/keymaps/rgb/config.h
index dceb82945..e2c8883ed 100644
--- a/keyboards/tunks/ergo33/keymaps/rgb/config.h
+++ b/keyboards/tunks/ergo33/keymaps/rgb/config.h
@@ -20,5 +20,8 @@
  * No external LED PCB: 10
  * External LED PCB: 14
  */
-#define RGBLED_NUM 10
-#define RGBLIGHT_ANIMATIONS
\ No newline at end of file
+#if defined(RGBLED_NUM)
+#    undef RGBLED_NUM
+#    define RGBLED_NUM 10
+#endif
+#define RGBLIGHT_ANIMATIONS