diff --git a/ports/mimxrt/hal/flexspi_hyper_flash.h b/ports/mimxrt/hal/flexspi_hyper_flash.h
index d51ca3073d..dbd028fd6f 100644
--- a/ports/mimxrt/hal/flexspi_hyper_flash.h
+++ b/ports/mimxrt/hal/flexspi_hyper_flash.h
@@ -59,12 +59,4 @@ static inline uint32_t flexspi_get_frequency(void) {
     return fre;
 }
 
-#define HYPERFLASH_CMD_LUT_SEQ_IDX_READDATA    0
-#define HYPERFLASH_CMD_LUT_SEQ_IDX_WRITEDATA   1
-#define HYPERFLASH_CMD_LUT_SEQ_IDX_READSTATUS  2
-#define HYPERFLASH_CMD_LUT_SEQ_IDX_WRITEENABLE 4
-#define HYPERFLASH_CMD_LUT_SEQ_IDX_ERASESECTOR 6
-#define HYPERFLASH_CMD_LUT_SEQ_IDX_PAGEPROGRAM 10
-#define HYPERFLASH_CMD_LUT_SEQ_IDX_ERASECHIP   12
-
 #endif // MICROPY_INCLUDED_MIMXRT_HAL_FLEXSPI_HYPER_FLASH_H