diff --git a/boards/common/e104-bt50xxa-tb/include/board.h b/boards/common/e104-bt50xxa-tb/include/board.h
index 058aadd64399d..97ab45a0af2d5 100644
--- a/boards/common/e104-bt50xxa-tb/include/board.h
+++ b/boards/common/e104-bt50xxa-tb/include/board.h
@@ -56,6 +56,14 @@ extern "C" {
 #define BTN1_MODE           GPIO_IN_PU
 /** @} */
 
+/**
+ * @name    WS281x RGB LED configuration
+ * @{
+ */
+#define WS281X_TIMER_DEV    TIMER_DEV(1)            /**< Timer device */
+#define WS281X_TIMER_MAX_VALUE TIMER_1_MAX_VALUE    /**< Timer max value */
+/** @} */
+
 #ifdef __cplusplus
 }
 #endif