diff --git a/configs/am62x_a53_usbdfu.config b/configs/am62x_a53_usbdfu.config
index 0d3c6df1e73..812f99ee70b 100644
--- a/configs/am62x_a53_usbdfu.config
+++ b/configs/am62x_a53_usbdfu.config
@@ -10,7 +10,7 @@ CONFIG_SYSCON=y
 CONFIG_SPL_SYSCON=y
 CONFIG_DFU_MMC=y
 CONFIG_DFU_RAM=y
-CONFIG_SYS_DFU_DATA_BUF_SIZE=0x5000
+CONFIG_SYS_DFU_DATA_BUF_SIZE=0x40000
 CONFIG_SYS_DFU_MAX_FILE_SIZE=0x800000
 CONFIG_USB=y
 CONFIG_DM_USB_GADGET=y
diff --git a/configs/am62x_r5_usbdfu.config b/configs/am62x_r5_usbdfu.config
index 772bb2ab935..efaae504c1a 100644
--- a/configs/am62x_r5_usbdfu.config
+++ b/configs/am62x_r5_usbdfu.config
@@ -1,7 +1,7 @@
 CONFIG_SPL_ENV_SUPPORT=y
 CONFIG_SYSCON=y
 CONFIG_SPL_SYSCON=y
-CONFIG_SYS_DFU_DATA_BUF_SIZE=0x5000
+CONFIG_SYS_DFU_DATA_BUF_SIZE=0x40000
 CONFIG_MISC=y
 CONFIG_USB=y
 CONFIG_DM_USB_GADGET=y