diff --git a/Src/stm32f4xx_hal_eth.c b/Src/stm32f4xx_hal_eth.c
index 5bd68c5..db31c7b 100644
--- a/Src/stm32f4xx_hal_eth.c
+++ b/Src/stm32f4xx_hal_eth.c
@@ -1180,11 +1180,11 @@
 
       if (heth->RxDescList.ItMode == 0U)
       {
-        WRITE_REG(dmarxdesc->DESC1, ETH_DMARXDESC_DIC | 1000U | ETH_DMARXDESC_RCH);
+        WRITE_REG(dmarxdesc->DESC1, ETH_DMARXDESC_DIC | ETH_RX_BUF_SIZE | ETH_DMARXDESC_RCH);
       }
       else
       {
-        WRITE_REG(dmarxdesc->DESC1, 1000U | ETH_DMARXDESC_RCH);
+        WRITE_REG(dmarxdesc->DESC1, ETH_RX_BUF_SIZE | ETH_DMARXDESC_RCH);
       }
 
       /* Increment current rx descriptor index */