diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index 6e9ab92a1a..c56790f091 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -261,7 +261,6 @@ static const char *sd_acmd_name(SDState *sd, uint8_t cmd)
         [14] = "DPS_spec",                  [15] = "DPS_spec",
         [16] = "DPS_spec",
         [18] = "SECU_spec",
-                                            [23] = "SET_WR_BLK_ERASE_COUNT",
         [42] = "SET_CLR_CARD_DETECT",
         [51] = "SEND_SCR",
         [52] = "SECU_spec",                 [53] = "SECU_spec",
@@ -1677,6 +1676,15 @@ static sd_rsp_type_t sd_acmd_SEND_NUM_WR_BLOCKS(SDState *sd, SDRequest req)
                                  &sd->blk_written, sizeof(sd->blk_written));
 }
 
+/* ACMD23 */
+static sd_rsp_type_t sd_acmd_SET_WR_BLK_ERASE_COUNT(SDState *sd, SDRequest req)
+{
+    if (sd->state != sd_transfer_state) {
+        return sd_invalid_state_for_cmd(sd, req);
+    }
+    return sd_r1;
+}
+
 static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
 {
     uint64_t addr;
@@ -1801,16 +1809,6 @@ static sd_rsp_type_t sd_app_command(SDState *sd,
     }
 
     switch (req.cmd) {
-    case 23:  /* ACMD23: SET_WR_BLK_ERASE_COUNT */
-        switch (sd->state) {
-        case sd_transfer_state:
-            return sd_r1;
-
-        default:
-            break;
-        }
-        break;
-
     case 41:  /* ACMD41: SD_APP_OP_COND */
         if (sd->state != sd_idle_state) {
             break;
@@ -2326,6 +2324,7 @@ static const SDProto sd_proto_spi = {
     .acmd = {
         [13] = {8,  sd_spi, "SD_STATUS", sd_acmd_SD_STATUS},
         [22] = {8,  sd_spi, "SEND_NUM_WR_BLOCKS", sd_acmd_SEND_NUM_WR_BLOCKS},
+        [23] = {8,  sd_spi, "SET_WR_BLK_ERASE_COUNT", sd_acmd_SET_WR_BLK_ERASE_COUNT},
         [41] = {8,  sd_spi, "SEND_OP_COND", spi_cmd_SEND_OP_COND},
     },
 };
@@ -2384,6 +2383,7 @@ static const SDProto sd_proto_sd = {
         [6]  = {8,  sd_ac,   "SET_BUS_WIDTH", sd_acmd_SET_BUS_WIDTH},
         [13] = {8,  sd_adtc, "SD_STATUS", sd_acmd_SD_STATUS},
         [22] = {8,  sd_adtc, "SEND_NUM_WR_BLOCKS", sd_acmd_SEND_NUM_WR_BLOCKS},
+        [23] = {8,  sd_ac,   "SET_WR_BLK_ERASE_COUNT", sd_acmd_SET_WR_BLK_ERASE_COUNT},
     },
 };