diff --git a/RK312x_DDR3_DDR400M_V1.02.bin b/RK312x_DDR3_DDR400M_V1.02.bin
deleted file mode 100644
index 3e59e44c..00000000
Binary files a/RK312x_DDR3_DDR400M_V1.02.bin and /dev/null differ
diff --git a/RK312x_DDR3_DDR400M_V1.03.bin b/RK312x_DDR3_DDR400M_V1.03.bin
new file mode 100644
index 00000000..cfd80ba1
Binary files /dev/null and b/RK312x_DDR3_DDR400M_V1.03.bin differ
diff --git a/RKBOOT/RK312X.ini b/RKBOOT/RK312X.ini
index eea49f53..c41e141d 100755
--- a/RKBOOT/RK312X.ini
+++ b/RKBOOT/RK312X.ini
@@ -5,7 +5,7 @@ MAJOR=2
 MINOR=15
 [CODE471_OPTION]
 NUM=1
-Path1=tools/rk_tools/RK312x_DDR3_DDR400M_V1.02.bin
+Path1=tools/rk_tools/RK312x_DDR3_DDR400M_V1.03.bin
 [CODE472_OPTION]
 NUM=1
 Path1=tools/rk_tools/rk312xusbplug.bin
@@ -13,7 +13,7 @@ Path1=tools/rk_tools/rk312xusbplug.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=tools/rk_tools/RK312x_DDR3_DDR400M_V1.02.bin
+FlashData=tools/rk_tools/RK312x_DDR3_DDR400M_V1.03.bin
 FlashBoot=u-boot.bin
 [OUTPUT]
 PATH=RK312xLoader_uboot.bin
diff --git a/RKBOOT/RK312XMINIALL.ini b/RKBOOT/RK312XMINIALL.ini
index 4e82f0fa..1ed408bb 100755
--- a/RKBOOT/RK312XMINIALL.ini
+++ b/RKBOOT/RK312XMINIALL.ini
@@ -5,7 +5,7 @@ MAJOR=2
 MINOR=15
 [CODE471_OPTION]
 NUM=1
-Path1=tools/rk_tools/RK312x_DDR3_DDR400M_V1.02.bin
+Path1=tools/rk_tools/RK312x_DDR3_DDR400M_V1.03.bin
 [CODE472_OPTION]
 NUM=1
 Path1=tools/rk_tools/rk312xusbplug.bin
@@ -13,7 +13,7 @@ Path1=tools/rk_tools/rk312xusbplug.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=tools/rk_tools/RK312x_DDR3_DDR400M_V1.02.bin
+FlashData=tools/rk_tools/RK312x_DDR3_DDR400M_V1.03.bin
 FlashBoot=tools/rk_tools/rk312xminiloaderall.bin
 [OUTPUT]
 PATH=RK312xLoader_miniall.bin